Herzig, J. W., Wazirali, H., & Ashfaque, R. A. (2005). ASSOCIATION OF BLOOD GROUP A WITH INCREASED RISK OF CORONARY HEART DISEASE IN THE PAKISTANI POPULATION. Pakistan Journal of Physiology, 1(1-2). Retrieved from https://pjp.pps.org.pk/index.php/PJP/article/view/583