Habib, Iram, Nuzhat Salamat, Nasir ud Din, Muhammad Sajid Yazdani, Saleem Khan, and Muhammad Abdul Naeem. “Serological and Molecular Characterization of Blood Group A2 in Pakistan”. Pakistan Armed Forces Medical Journal 73, no. 1 (February 28, 2023): 248-51. Accessed June 10, 2023. https://pafmj.org/index.php/PAFMJ/article/view/6143.