Rehman Rehana, Ahmed Khalid, Shaikh Saifullah
Department of Biological and Biomedical Sciences, The Aga Khan University Hospital, Karachi, Pakistan.
Department of Physiology, Bahria University Medical and Dental College, Karachi, Pakistan.
J Coll Physicians Surg Pak. 2019 Jun;29(6):592. doi: 10.29271/jcpsp.2019.06.592.