Sarah, B., K. Sheikh, and T. Shah. “Red Cell Distribution Width Is Early Marker for Detection of Iron Deficiency Anemia During Pregnancy”. Journal of Liaquat University of Medical & Health Sciences, vol. 17, no. 03, Apr. 2019, pp. 165-9, http://ojs.lumhs.edu.pk/index.php/jlumhs/article/view/75.