S. Umar, F. Ijaz, M. Abdul Naeem, A. Tauseef, R. Khurram Aftab, and M. Mufti, “Demographics of Blood Donors at a Regional Blood Transfusion Centre in a Developing Country Pakistan”, Esculapio - JSIMS, vol. 20, no. 1, pp. 143–145, Apr. 2024.