Chandak, R. M., M. Sharma, and A. Jha. “Clinical and Radiological Outcome of 3- and 4-Part Proximal Humerus Fracture Managed With J Nails in Elderly Osteoporotic Individuals”. International Journal of Research in Orthopaedics, vol. 7, no. 6, Oct. 2021, pp. 1122-6, doi:10.18203/issn.2455-4510.IntJResOrthop20214177.