Sadia Sultan, Samar Abbas Jaffri, Syed Mohammed Irfan, Sheeza Nadeem, Mohammad Amjad Baig. “Pre-Donation Deferral Pattern of Allogeneic Blood Donors: An Analysis from a Developing Country”. Pakistan Journal of Medical & Health Sciences, vol. 16, no. 08, Sept. 2022, p. 66, doi:10.53350/pjmhs2216866.