Dr. Jephin Alex John, MD, is a medical professional associated with TREMP Plastic Surgery AG, Hirslanden Private Hospital Group, Switzerland. PD Dr. med. M. Tremp is a specialist in plastic and reconstructive surgery at TREMP Plastic Surgery AG. Dr. med. Thomas R. Henkel is affiliated with the Department of Orthopedic and Traumatology Surgery at Hirslanden Andreasklinik, Switzerland.

Their clinical and research interests focus on trauma management, reconstructive surgery, and complex soft tissue injuries, including Morel-Lavallée lesions.