TY - BOOK AU - Jha Soumya TI - An Observational Study to Compare the Effects of Intrathecal Fentanyl and Butorphanol with Low Dose Bupivacaine to Facilitate Early Ambulation in Perineal Surgeries U1 - 617.96 PY - 2018///-21 CY - Piparia Vadodara PB - Sumandeep Vidyapeeth KW - ANAESTHESIA ER -