Sameera Ali Rizvi, Khadijah Abid, Nida Shoaib, Madiha Abid. “Employment-Related Physical Activity During Pregnancy: Birth Weight and Still Birth Delivery in Karachi, Pakistan”. Pakistan Journal of Medical & Health Sciences 16, no. 10 (November 11, 2022): 25. Accessed January 22, 2026. https://www.pjmhsonline.com/index.php/pjmhs/article/view/2881.