Prof. Dr. med. Carol-Claudius Hasler

Bangerter, Christian, Faude, Oliver, Eichelberger, Patric, Schwarzentrub, Annina, Girardin, Milène, Busch, Aglaja, Hasler, Carol-Claudius, & Schmid, Stefan. (2024). Conventional video recordings dependably quantify whole-body lifting strategy using the Stoop-Squat-Index: A methods comparison against motion capture and a reliability study. Journal of Biomechanics, 164. https://doi.org/10.1016/j.jbiomech.2024.111975

Rauber, Cedric, Lüscher, Dominique, Poux, Lucile, Schori, Maria, Deml, Moritz C., Hasler, Carol-Claudius, Bassani, Tito, Galbusera, Fabio, Büchler, Philippe, & Schmid, Stefan. (2024). Predicted vs. measured paraspinal muscle activity in adolescent idiopathic scoliosis patients: EMG validation of optimization-based musculoskeletal simulations [Journal-article]. Journal of Biomechanics, 163, 111922. https://doi.org/10.1016/j.jbiomech.2023.111922

Lohss, Regine, Odorizzi, Marco, Sangeux, Morgan, Hasler, Carol-Claudius, & Viehweger, Elke. (2023). Consequences of Virtual Reality Experience on Biomechanical Gait Parameters in Children with Cerebral Palsy: A Scoping Review. Developmental Neurorehabilitation, 26, 377–388. https://doi.org/10.1080/17518423.2023.2242930

Wild, Michael De, Zimmermann, Simon, Schlottig, Falko, Hasler, Carol, Klein, Karina, Steffen, Thomas, & Rechenberg, Brigitte Von. (2023). Immediate stabilization of pedicle screws Preclinical pilot study of polymer-augmented pedicle screws. 9, 13–16. https://doi.org/10.1515/cdbme-2023-1004

Heidt, Christoph, Angst, Thomas, Büchler, Philippe, Hasler, Carol-Claudius, & Studer, Daniel. (2022). Traditional T1-S1 Measurement of the Spinal Length on X-ray Images Does Not Correlate With the True Length of the Spine. International Journal of Spine Surgery, 16, 921–927. https://doi.org/10.14444/8353

Lebel, David Eduard, Rocos, Brett, Helenius, Ilkka, Sigal, Amit, Struder, Daniel, Yazici, Muharrem, Bekmez, Senol, Hasler, Carol-Claudius, Pesenti, Sebastien, Jouve, Jen-Luc, & Ovadia, Dror. (2021). Magnetically Controlled Growing Rods Graduation: Deformity Control with High Complication Rate. Spine, 46(20), E1105–E1112. https://doi.org/10.1097/BRS.0000000000004044

Buchler P., Raber J., Voumard B., Berger S., Bell B., Sutter N., Funariu S., Hasler C., & Studer D. (2021). The spinebot⇔a robotic device to intraoperatively quantify spinal stiffness. Journal of Medical Devices, Transactions of the ASME, 15(1). https://doi.org/10.1115/1.4049915

Hasler C, & Brunner R. (2020). Spine deformities in patients with cerebral palsy. Journal of Children’s Orthopaedics, 14(1), 2–8. https://doi.org/10.1302/1863-2548.14.190139

Hasler C, Brunner R, Grundshtein A, & Ovadia D. (2020). Spine deformities in patients with cerebral palsy; the role of the pelvis. Journal of Children’s Orthopaedics, 14(1), 9–16. https://doi.org/10.1302/1863-2548.14.190141

Studer D, & Hasler CC. (2020). Long term outcome of vertical expandable prosthetic titanium rib treatment in children with early onset scoliosis. Annals of Translational Medicine, 8(2), 25. https://doi.org/10.21037/atm.2019.09.158

Hasler C, & Brunner R. (2020). Editorial. Cerebral palsy and spine. J Child Orthopaedics, 1(14), 1.

Studer, Daniel, Büchler, Philippe, & Hasler, Carol C. (2019). Radiographic Outcome and Complication Rate of 34 Graduates after Treatment with Vertical Expandable Prosthetic Titanium Rib (VEPTR): A Single Center Report. Journal of Pediatric Orthopaedics, 39(10), E731–E736. https://doi.org/10.1097/BPO.0000000000001338

Studer D, & Hasler C. (2019). [Etiology and significance of growth disturbances of the spine]. Der Orthopade, 48(6), 469–476. https://doi.org/10.1007/s00132-019-03739-0

Studer D, Heidt C, Büchler P, & Hasler CC. (2019). Treatment of early onset spinal deformities with magnetically controlled growing rods: A single centre experience of 30 cases. Journal of Children’s Orthopaedics, 13(2), 196–205. https://doi.org/10.1302/1863-2548.13.180203

Bangerter C, Romkes J, Lorenzetti S, Krieg AH, Hasler CC, Brunner R, & Schmid S. (2019). What are the biomechanical consequences of a structural leg length discrepancy on the adolescent spine during walking? Gait and Posture, 68, 506–513. https://doi.org/10.1016/j.gaitpost.2018.12.040

Castelein RM, Hasler C, Helenius I, Ovadia D, Yazici M, & EPOS Spine Study Group. (2019). Complex spine deformities in young patients with severe osteogenesis imperfecta: Current concepts review. Journal of Children’s Orthopaedics, 13(1), 22–32. https://doi.org/10.1302/1863-2548.13.180185

Hasler CC. (2018). Early-onset Scoliosis: Contemporary Decision-making and Treatment Options. Journal of pediatric orthopedics, 38 Suppl 1, S13–S20. https://doi.org/10.1097/bpo.0000000000001184

Berger, Steve, Hasler, Carol-Claudius, Zheng, Guoyan, Schumann, Steffen, Grant, Caroline A., & Buchler, Philippe. (2017). A software program to measure the three-dimensional length of the spine from radiographic images: Validation and reliability assessment for adolescent idiopathic scoliosis. COMPUTER METHODS AND PROGRAMS IN BIOMEDICINE, 138, 57–64. https://doi.org/10.1016/j.cmpb.2016.10.012

Hasler CC, & Studer D. (2016). Patella instability in children and adolescents. EFORT Open Reviews, 1(5), 160–166. https://doi.org/10.1302/2058-5241.1.000018

Plaass C, Hasler CC, Heininger U, & Studer D. (2016). Bacterial colonization of VEPTR implants under repeated expansions in children with severe early onset spinal deformities. European Spine Journal : Official Publication of the European Spine Society, the European Spinal Deformity Society, and the European Section of the Cervical Spine Research Society, 25(2), 549–556. https://doi.org/10.1007/s00586-015-4003-1

Schmid, Stefan, Studer, Daniel, Hasler, Carol-Claudius, Romkes, Jacqueline, Taylor, William R., Lorenzetti, Silvio, & Brunner, Reinald. (2016). Quantifying spinal gait kinematics using an enhanced optical motion capture approach in adolescent idiopathic scoliosis. Gait & Posture, 44, 231–237. https://doi.org/10.1016/j.gaitpost.2015.12.036

Studer D, Hasler CC, & Schulze A. (2015). [Treatment of early onset scoliosis : How far can we go?]. Der Orthopade, 44(11), 896–904. https://doi.org/10.1007/s00132-015-3163-3

Hasler CC, Studer D, & Büchler P. (2015). Metamorphosis of human lumbar vertebrae induced by VEPTR growth modulation and stress shielding. Journal of Children’s Orthopaedics, 9(4), 287–293. https://doi.org/10.1007/s11832-015-0677-5

Berger, Steve, de Oliveira, Marcelo Elias, Schuman, Steffen, Schneider, Jacques, Studer, Daniel, Hasler, Carol, Zheng, Guoyan, & Büchler, Philippe. (2015). Erratum to Patient-specific spinal stiffness in AIS: a preoperative and noninvasive method [Eur Spine J, (2015), 24, (249-255) DOI 10.1007/s00586-014-3623-1]. European Spine Journal, 24, 2095. https://doi.org/10.1007/s00586-015-3828-y

Berger, Steve, Marcello, Oliveira, Schuman, Steffen, Schneider, Jacques, Studer, Daniel, Hasler, Carol, Zheng, Guoyan, & Büchler, Philippe. (2015). Patient-specific spinal stiffness in AIS: a preoperative and noninvasive method. European Spine Journal, 24, 249–255. https://doi.org/10.1007/s00586-014-3623-1

de Oliveira M.E., Brandenberger D., Studer D., Schneider J., Hasler C.-C., & Buchler P. (2015). Spinal Loading System: A Novel Technique for Assessing Spinal Flexibility in Adolescent Idiopathic Scoliosis (pp. 293–302). Springer International Publishing. https://doi.org/10.1007/978-3-319-12943-3_20

de Oliveira ME, Netto LM, Kistler M, Brandenberger D, Büchler P, & Hasler CC. (2015). An image-based method to automatically propagate bony landmarks: application to computational spine biomechanics. Computer methods in biomechanics and biomedical engineering, 18(14), 1535–1542. https://doi.org/10.1080/10255842.2014.927445

Schmid, Stefan, Studer, Daniel, Hasler, Carol-Claudius, Romkes, Jacqueline, Taylor, William R., Brunner, Reinald, & Lorenzetti, Silvio. (2015). Using Skin Markers for Spinal Curvature Quantification in Main Thoracic Adolescent Idiopathic Scoliosis: An Explorative Radiographic Study. PLoS ONE, 10(8), e0135689. https://doi.org/10.1371/journal.pone.0135689

Hasler,C. (2015). Knöchel- und Fussverletzungen: Vol. Achsen und Längen (pp. 511–526).

Hasler,C. (2015). Frakturen des Knies und Unterschenkels: Vol. 6.9 (pp. 394–405).

Hasler,C. (2015). Frakturen des Beckens, Hüfte und Oberschenkel: Vol. 3.2.9 (pp. 291–300).

Hasler,C. (2015). Frakturen an den oberen Extremitäten: Vol. 3.5.6 (pp. 494–521).

Hasler,C. (2015). Wirbelsäule und Rumpf: Vol. II (pp. 175–196).

Hasler,C. (2015). Ankle and foot injuries: Vol. Achsen und Längen (pp. 499–514).

Hasler,C. (2015). Fractures of the pelvis, hip and tigh: Vol. 5.9 (pp. 285–318).

Hasler,C. (2015). Fractures of the upper extremities: Vol. 8.7 (pp. 561–589).

Hefti,F, Hasler,C, & Krieg,A. (2015). Axes and lengths: Vol. Achsen und Längen (pp. 619–646).

Kriemler,S, Braun,D, Camathias,C, Hasler,C, Schmid,C, Stambach,D, & Gojanovic,B. (2015). B. Sportärztlicher Untersuch von Jugendlichen – SPU SGSM Fortbildungstag 2014. Schweizerische Zeitschrift Fuer Sportmedizin Und Sporttraumatologie, 63(10), 6–15.

Büchler P, de Oliveria ME, Studer D, Schumann S, Zheng G, Schneider J., & Hasler CC. (2014). Axial suspension test to assess pre-operative spinal flexibility in patients with adolescent idiopathic scoliosis. European Spine Journal, 23(12), 2619–2625. https://doi.org/10.1007/s00586-014-3386-8

Zivkovic V, Büchler P, Ovadia D, Riise R, Stuecker R, & Hasler C. (2014). Extraspinal ossifications after implantation of vertical expandable prosthetic titanium ribs (VEPTRs). Journal of children’s orthopaedics, 8(3), 237–244. https://doi.org/10.1007/s11832-014-0585-0

Listyo A, Hofmeier KS, Bandschapp O, Erb T, Hasler CC, & Bircher AJ. (2014). Severe anaphylactic shock due to ethylene oxide in a patient with myelomeningocele: successful exposure prevention and pretreatment with omalizumab. A & A Case Reports, 2(1), 3–6. https://doi.org/10.1097/acc.0b013e3182a08ff1

Hasler CC. (2013). Operative treatment for spinal deformities in cerebral palsy. Journal of children’s orthopaedics, 7(5), 419–423. https://doi.org/10.1007/s11832-013-0517-4

Hasler CC. (2013). A brief overview of 100 years of history of surgical treatment for adolescent idiopathic scoliosis. Journal of children’s orthopaedics, 7(1), 57–62. https://doi.org/10.1007/s11832-012-0466-3

Hasler CC. (2013). Back pain during growth. Swiss medical weekly, 143, w13714. https://doi.org/10.4414/smw.2013.13714

Hasler,Carol C, & Ovadia,Dror. (2013). Editorial. J Child Orthop, 7(1), 1.

Reutlinger C, Hasler C, Scheffler K, & Büchler P. (2012). Intraoperative determination of the load–displacement behavior of scoliotic spinal motion segments: preliminary clinical results. European spine journal : official publication of the European Spine Society, the European Spinal Deformity Society, and the European Section of the Cervical Spine Research Society, 21 Suppl 6(Suppl 6), S860–7. https://doi.org/10.1007/s00586-012-2164-8

De Oliveira M.E., Hasler C.-C., Zheng G., Studer, Daniel, Schneider J., & Buchler P. (2012). A multi-criteria decision support for optimal instrumentation in scoliosis spine surgery. Structural and Multidisciplinary Optimization, 45(6), 917–929. https://doi.org/10.1007/s00158-011-0732-x

Hasler CC, & Krieg AH. (2012). Current concepts of leg lengthening. Journal of Children’s Orthopaedics, 6(2), 89–104. https://doi.org/10.1007/s11832-012-0391-5

Habelt S, Hasler CC, Steinbrück K, & Majewski M. (2011). Sport injuries in adolescents. Orthopedic reviews, 3(2), e18. https://doi.org/10.4081/or.2011.e18

Krieg, Andreas H, Lenze, Ulrich, Speth, Bernhard M, & Hasler, Carol C. (2011). Intramedullary leg lengthening with a motorized nail. Acta Orthopaedica, 82(3), 344–350. https://doi.org/10.3109/17453674.2011.584209

Lenze, U, Hasler, C C, & Krieg, A H. (2011). [Intramedullary motorized nail for equalization of posttraumatic leg length discrepancies]. Der Unfallchirurg, 114(7), 604–610. https://doi.org/10.1007/s00113-010-1820-x

Reutlinger, C, Gédet, P, Büchler, P, Kowal, J, Rudolph, T, Burger, J, Scheffler, K, & Hasler, C. (2011). Combining 3D tracking and surgical instrumentation to determine the stiffness of spinal motion segments : a validation study. Medical Engineering & Physics, 33(3), 340–346. https://doi.org/10.1016/j.medengphy.2010.10.021

Hasler C.-C. (2010). Fractures of the knee and tibia (pp. 775–792). Springer London. https://doi.org/10.1007/978-1-84882-611-3_49

Hasler CC, Wietlisbach S, & Büchler P. (2010). Objective compliance of adolescent girls with idiopathic scoliosis in a dynamic SpineCor brace. Journal of children’s orthopaedics, 4(3), 211–218. https://doi.org/10.1007/s11832-010-0249-7

Hasler C, Schmid C, Enggist A, Neuhaus C, & Erb T. (2010). No effect of osteopathic treatment on trunk morphology and spine flexibility in young women with adolescent idiopathic scoliosis. Journal of children’s orthopaedics, 4(3), 219–226. https://doi.org/10.1007/s11832-010-0258-6

Krieg AH, Lenze U, & Hasler CC. (2010). Ilizarov hip reconstruction without external fixation: a new technique. Journal of Children’s Orthopaedics, 4(3), 259–266. https://doi.org/10.1007/s11832-010-0256-8

de Oliveira, Marcelo Elias, Reutlinger, Christoph, Zheng, Guoyan, Hasler, Carol-Claudius, & Buchler, Philippe. (2010). Statistical shape modeling of pathological scoliotic vertebrae: A comparative analysis. 2010 Annual International Conference of the IEEE Engineering in Medicine and Biology, 2010, 5939–5942. https://doi.org/10.1109/iembs.2010.5627561

Frech-Dörfler, M, Hasler, C C, & Häcker, F-M. (2010). Immediate hip spica for unstable femoral shaft fractures in preschool children : still an efficient and effective option. European Journal of Pediatric Surgery, 20(1), 18–23. https://doi.org/10.1055/s-0029-1241177

Hasler, Carol-Claudius, Hefti, Fritz, & Büchler, Philippe. (2010). Coronal plane segmental flexibility in thoracic adolescent idiopathic scoliosis assessed by fulcrum-bending radiographs. European Spine Journal, 19(5), 732–738. https://doi.org/10.1007/s00586-010-1320-2

Hasler, Carol-Claudius, Mehrkens, Arne, & Hefti, Fritz. (2010). Efficacy and safety of VEPTR instrumentation for progressive spine deformities in young children without rib fusions. European Spine Journal, 19(3), 400–408. https://doi.org/10.1007/s00586-009-1253-9

Hasler, Carol, Sprecher, Christoph Martin, & Milz, Stefan. (2010). Comparison of the immature sheep spine and the growing human spine : a spondylometric database for growth modulating research. Spine, 35(23), E1262–72. https://doi.org/10.1097/brs.0b013e3181e24196

Jauquier, Nicolas, Doerfler, Martina, Haecker, Frank-Martin, Hasler, Carol, Zambelli, Pierre-Yves, & Lutz, Nicolas. (2010). Immediate hip spica is as effective as, but more efficient than, flexible intramedullary nailing for femoral shaft fractures in pre-school children. Journal of Children’s Orthopaedics, 4(5), 461–465. https://doi.org/10.1007/s11832-010-0279-1

Majewski, Martin, Hasler, Carol C, & Kohler, Gregor. (2010). Arthroscopic mobilization of the hip joint in children with aseptic necrosis of the femur head. Journal of Pediatric Orthopaedics. Part B, 19(2), 135–139. https://doi.org/10.1097/bpb.0b013e3283367b94

Schmuck, T, Altermatt, S, Büchler, P, Klima-Lange, D, Krieg, A, Lutz, N, Muermann, J, Slongo, T, Sossai, R, & Hasler, C. (2010). Greenstick fractures of the middle third of the forearm : prospective multi-centre study. European Journal of Pediatric Surgery, 20(5), 316–320. https://doi.org/10.1055/s-0030-1255038

Juenemann, Stephanie, Hasler, Carol, & Brunner, Reinald. (2009). Digital imaging data on CD-R : a time trap for orthopaedic surgeons in outpatient clinics. Journal of Children’s Orthopaedics, 3(1), 59–62. https://doi.org/10.1007/s11832-008-0150-9

Sesia SB, Hasler CC, Köhler M, & Mayr J. (2007). [Partial rupture of the quadriceps tendon in a 6-year-old boy]. Der Unfallchirurg, 110(10), 907–910. https://doi.org/10.1007/s00113-007-1278-7

Frei FJ, Ryhult SE, Duitmann E, Hasler CC, Luetschg J, & Erb TO. (2007). Intraoperative monitoring of motor-evoked potentials in children undergoing spinal surgery. Spine, 32(8), 911–917. https://doi.org/10.1097/01.brs.0000259836.84151.75

Nietosvaara Y, Hasler C, Helenius I, & Cundy P. (2005). Marked initial displacement predicts complications in physeal fractures of the distal radius: an analysis of fracture characteristics, primary treatment and complications in 109 patients. Acta orthopaedica, 76(6), 873–877. https://doi.org/10.1080/17453670510045525

Erb TO, Ryhult SE, Duitmann E, Hasler C, Luetschg J, & Frei FJ. (2005). Improvement of motor-evoked potentials by ketamine and spatial facilitation during spinal surgery in a young child. Anesthesia and analgesia, 100(6), 1634–1636. https://doi.org/10.1213/01.ane.0000149896.52608.08

Byron-Scott R, Sharpe P, Hasler C, Cundy P, Hirte C, Chan A, Scott H, Baghurst P, & Haan E. (2005). A South Australian population-based study of congenital talipes equinovarus. Paediatric and perinatal epidemiology, 19(3), 227–237. https://doi.org/10.1111/j.1365-3016.2005.00647.x

Hasler CC, Von Laer L, & Hell AK. (2005). Open reduction, ulnar osteotomy and external fixation for chronic anterior dislocation of the head of the radius. The Journal of bone and joint surgery. British volume, 87(1), 88–94.

Kohlhaas-Styk U., Hasler C.C., & Hefti F. (2005). Slipped capital femoral epiphysis Epiphyseolysis capitis femoris. Sport Orthopadie Traumatologie, 21(4), 251–258. https://doi.org/10.1078/0949-328x-00268

von Laer L., Hasler C., & Hell-Vocke A.K. (2003). Late missed Monteggia lesions - Reconstruction of the humeroradial joint Veraltete Monteggia-Läsionen - Rekonstruktion des humeroradialgelenks. Operative Orthopadie Und Traumatologie, 15(1), 3–19. https://doi.org/10.1007/s00064-003-1059-6

Hasler CC, & Foster BK. (2002). Secondary tethers after physeal bar resection: a common source of failure? Clinical orthopaedics and related research, 405, 242–249. https://doi.org/10.1097/00003086-200212000-00031

Haecker,F-M, von Laer,L, & Hasler,CC. (2002). Pitfalls in the treatment of femoral shaft fractures during growth - The role of communication. European Journal of Trauma, 28(3), 168–177. https://doi.org/10.1007/s00068-002-1073-7

Hasler C, & Dick W. (2002). [Spondylolysis and spondylolisthesis during growth]. Der Orthopade, 31(1), 78–87. https://doi.org/10.1007/s132-002-8278-6

Hasler C, & Jeanneret B. (2002). [Pediatric spinal injuries]. Der Orthopade, 31(1), 65–73. https://doi.org/10.1007/s132-002-8276-z

Hasler CC, & von Laer L. (2001). Prevention of growth disturbances after fractures of the lateral humeral condyle in children. (Patent No. 2). 10(2), Article 2.

Hasler C.C. (2001). Supracondylar fractures of the humerus in children. European Journal of Trauma, 27(1), 1–15. https://doi.org/10.1007/s00068-001-1088-5

Hasler, C.-C., & Von Laer, L. (2001). Prevention of growth disturbances after fractures of the lateral humeral condyle in children. Journal of Pediatric Orthopaedics Part B, 10, 123–130. https://doi.org/10.1097/00009957-200104000-00009

hasler,c. (2001). fractures of the knee and tibia. In Churchill Livingstone Publishers (Vol. 38, pp. 646–654).

Hasler CC. (2000). [Leg length inequality. Indications for treatment and importance of shortening procedures]. Der Orthopade, 29(9), 766–774. https://doi.org/10.1007/s001320050525

Hasler CC, & von Laer L. (2000). [Pathophysiology of posttraumatic deformities of the lower limbs during growth]. Der Orthopade, 29(9), 757–765. https://doi.org/10.1007/s001320050524

von Laer L, & Hasler C. (2000). [Spontaneous corrections, growth disorders and post-traumatic deformities after fractures in the area of the forearm of the growing skeleton]. Handchirurgie, Mikrochirurgie, plastische Chirurgie : Organ der Deutschsprachigen Arbeitsgemeinschaft fur Handchirurgie : Organ der Deutschsprachigen Arbeitsgemeinschaft fur Mikrochirurgie der Peripheren Nerven und Gefasse : Organ der V..., 32(4), 231–241. https://doi.org/10.1055/s-2000-10931

Foster BK, John B, & Hasler C. (2000). Free fat interpositional graft in acute physeal injuries: the anticipatory Langenskiöld procedure. Journal of pediatric orthopedics, 20(3), 282–285.

Hefti F, & Hasler C. (2000). Skoliosen bei Jugendlichen: Risikofaktoren, Kontrollen und angepasste Massnahmen. Schweizerische Medizinische Wochenschrift. Supplementum, 120, 39S–41S.

Weinberg A.-M., Hasler C.-C., Leitner A., Lampert C., & Von Laer L. (2000). External fixation of pediatric femoral shaft fractures. Treatment and results of 121 fractures. European Journal of Trauma, 26(1), 25–32. https://doi.org/10.1007/pl00002435

hasler,c. (2000). management of diaphyseal fractures in children. In effort: Vol. fractures (pp. 77–82).

morscher,e, hefti,f, & hasler,c. (2000). femoral neck lengthening osteotomy. In effort: Vol. techniques (pp. 55–430C10).

Hasler CC, & Morscher EW. (1999). Femoral neck lengthening osteotomy after growth disturbance of the proximal femur. Journal of pediatric orthopedics. Part B, 8(4), 271–275.

Hasler, Carol C., & Morscher, Erwin W. (1999). Femoral neck lengthening osteotomy after growth disturbance of the proximal femur. Journal of Pediatric Orthopaedics Part B, 8, 271–275. https://doi.org/10.1097/00009957-199910000-00008

hasler,c, & von laer,l. (1999). bone and joint injuries - principles of management. In Martin Dunitz Verlag London: Vol. injuries in children (pp. 345–358).

Hasler C, & von Laer L. (1998). [Screw osteosynthesis in dislocated fractures of the radial condyle of the humerus in the growth period. A prospective long-term study]. Der Unfallchirurg, 101(4), 280–286. https://doi.org/10.1007/s001130050269

Hasler C, Schnorf H, Enderlin N, & Gyr K. (1993). [Imported dengue fever following a stay in the tropics]. Schweizerische medizinische Wochenschrift, 123(4), 120–124.

Hasler C, & Hardegger F. (1993). [Proximal intra-articular tibial fracture in skiers]. Zeitschrift fur Unfallchirurgie und Versicherungsmedizin : offizielles Organ der Schweizerischen Gesellschaft fur Unfallmedizin und Berufskrankheiten = Revue de traumatologie et d’assicurologie : organe officiel de la Societe suisse de ..., 86(3), 169–177.

Hasler C, & Hardegger F. (1993). [Fracture of the Tillaux-Chaput tubercle--a case from pediatric traumatology]. Zeitschrift fur Unfallchirurgie und Versicherungsmedizin : offizielles Organ der Schweizerischen Gesellschaft fur Unfallmedizin und Berufskrankheiten = Revue de traumatologie et d’assicurologie : organe officiel de la Societe suisse de ..., 86(3), 149–151.

Chevalley JP, Hasler C, Simon A, Stalder GA, & Harder F. (1988). [Ruptures and perforations of the thoracic and abdominal esophagus. Incidence and treatment]. Helvetica chirurgica acta, 54(6), 789–792.

Chevalley, J.-P., Hasler, C., Simon, A., Stalder, G.A., & Harder, F. (1987). Ruptures and perforations of the thoracic and abdominal esophagus. Helvetica Chirurgica Acta, 54, 789–792.