1Department of Orthopaedics, Sancheti Institute for Orthopaedics and rehabilitation, Pune, Maharashtra, India.
2Indian Orthopaedic Research Group, Maharashtra, India
Address for correspondence: Dr Chetan puram, Sancheti Institute for Orthopaedics and Rehabilitation, first floor, Shivaji nagar, Pune, Maharashtra, India. Email: chetanpuram@yahoo.com