Bibi, N. et al. 2023. Long-Term Results in the Treatment of Avascular Necrosis of Femoral Head with Free Vascularized Fibular Graft. Pakistan Armed Forces Medical Journal. 73, 6 (Dec. 2023), 1619–1623. DOI:https://doi.org/10.51253/pafmj.v73i6.7678.