COMPARATIVE STUDY OF FENTANYL, BUTORPHANOL AND NALBUPHINE IN ATTENUATION OF HAEMODYNAMIC RESPONSES IN LAPAROSCOPIC CHOLECYSTECTOMY. - Current Issue

COMPARATIVE STUDY OF FENTANYL, BUTORPHANOL AND NALBUPHINE IN ATTENUATION OF HAEMODYNAMIC RESPONSES IN LAPAROSCOPIC CHOLECYSTECTOMY. - Current Issue - IJSR