IJSR International Journal of Scientific Research 2277 - 8179 Indian Society for Health and Advanced Research ijsr-12-4-48373 Original Research Paper Prospective Study Of Use Of Oral Ibandronic Acid In Avascular Necrosis Of Femoral Head Sameer Gupta Dr. Dr. Satyam Kumar Kumre Dr. Dr. Vivek Kumar Gupta Dr. April 2023 12 4 01 02