Shrestha, B., S. Niraula, P. Nepal, G. Khanal, N. Karn, P. Chaudhary, R. Rijal, and R. Maharjan. “Preoperative Prophylactic Antibiotics in Orthopaedic Surgery: Duration of Antibiotic Administration”. Health Renaissance, vol. 11, no. 1, Feb. 2013, pp. 62-67, doi:10.3126/hren.v11i1.7604.