Khan, M. Hussain, and Syed Humayun Shah. “INCIDENCE OF ’˜Du’ IN ’˜Rh’ NEGATIVE OBSTETRICS PATIENTS”. Journal of Ayub Medical College Abbottabad, vol. 12, no. 2, Jan. 2000, https://www.jamc.ayubmed.edu.pk/index.php/jamc/article/view/5193.