About: Prof. Dr. Abu Zaffar Chowdhury (Biru) is an Orthopedic doctor in Dhaka. Now he regularly chambers at Labaid Specialized Hospital & Uttara Crescent Hospital Dhaka. His qualifications are MBBS, MS (Ortho), Fellow In Arthroscopy & Replacement Surgery (UK), Fellow in Arthroscopy and Sports Medicine (India), Professor, Ex- Chairman & Head of Orthopedics Department, Bangabandhu Sheikh Mujib Medical University, Dhaka.