1. Department of Orthopaedics, Maulana Azad Medical College and Associated Hospitals, New Delhi, India
2. 630/18 Kundan Puri, Civil Lines, Ludhiana 141001, Punjab, India
3. Department of Orthopaedics, Paraplegia and Rehabilitation, Pt BD Sharma PGIMS, Rohtak, Haryana, India 124001