Sairamakrishnan Sivadasan

ortho spine orthopaedics hip wellness paediatrics spine fusion ao trauma osteoporosis joint replacement surgery subaxial spine axis atlas fractures neck cercical spine interbody fusion plf olif xlif llif alif plif tlif lumbar spine clinical examination drugs pharmacology spine fixation pedicle screws fracture fixation bone plates degenerative skeletal dysplasia ankle knee biomechanics joint health bone vitamin d total hip replacement embryology shoulder disesae gait limb length spondylolisthesis tendon torticollis