Department of Orthopaedics,All India Institute of Medical Sciences,Bhubaneswar,Bhubaneswar 751019,Odisha,India;
Department of Pharmacology,AIIMS Bhubaneswar,Bhubaneswar 751019,Odisha,India;
Department of Biochemistry,AIIMS Bhubaneswar,Bhubaneswar 751019,Odisha,India;
Degenerative disease; Early-onset arthritis; Cholecalciferol; Sunlight; Knee joint; Arthroplasty; Knee replacement;