Ejaimi, G., A. Saab, S. Ahmed, A. Ahmed, H. . Abujamilah, and B. . Satyanarayana. “Small Dose of Ephedrine for Prevention of Hypotension Following Propofol and Fentanyl Administration During Induction of General Anesthesia”. Annals of African Medical Research, vol. 3, no. 2, Feb. 2021, doi:10.4081/aamr.2020.126.