Mahbood, N. (1993) “FREQUENCY OF A1U) AND Rh(D) BLOOD GROUPS IN MARDAN (NWFP)”, Journal of Ayub Medical College Abbottabad, 6(1), pp. 18–20. Available at: https://jamc.ayubmed.edu.pk/index.php/jamc/article/view/4737 (Accessed: 5 April 2025).