Mehreen Khan, Ravi Kumar, Udesh Kumar, Vijai Kumar, Hira Shujaat, Hiranand, “Effects of Nalbuphine with Morphine on Mean Systolic and Mean Diastolic Blood Pressures after Laryngoscopic Tracheal Intubation in Elective Coronary Artery Bypass Grafting”, Pakistan Journal of Medical & Health Sciences, vol. 16, no. 12, p. 209, Jan. 2023.