Saeed, Ifra, Ayesha Yousaf, and Shaista Ali. “Number of Hofbauer Cells in Placentae from Normal and Pre Eclamptic Gestation”. Journal of Rawalpindi Medical College 22, no. 1 (March 30, 2018): 76-78. Accessed May 25, 2019. http://journalrmc.com/index.php/JRMC/article/view/853.