1. Departamento de Ortopedia, All India Institute of Medical Sciences, Bathinda, Punjab, India
2. Departamento de Ortopedia, Government Medical College, Patiala, Punjab, India
3. Departamento de Ortopedia, Government Medical College, Amritsar, Punjab, India
4. Departamento de Ortopedia, AIMC Bassi Hospital, Ludhiana, Punjab, India