Shah , A. A. ., M. U. . Islam, I. Ahmad, A. . Islam, S. A. S. . Gillani, M. A. . Farooq, M. . Shahid, and F. A. Ali. “Intrathecal Fentanyl With Small-Dose Bupivacaine: Stable Hemodynamics in Geriatric Population Undergoing Orthopedic Surgery: Intrathecal Fentanyl With Small-Dose Bupivacaine”. Pakistan BioMedical Journal, vol. 5, no. 4, Apr. 2022, pp. 239-43, doi:10.54393/pbmj.v5i4.381.