Muhammad Ishtiaq, Muhammad Nasir Khabir, Faiza Nadeem, Salman Pervaiz Rana, FaqirUllah, MohsanaUrooj Rana, M. Asghar Khattak, Rizwan Zafar Ansari. “Association Between Maternal Vitamin D Levels During 3rdtrimester Prolonged Labor and Tobacco Smoking”. Annals of the Romanian Society for Cell Biology 25, no. 7 (September 28, 2021): 841–850. Accessed March 28, 2024. https://annalsofrscb.ro/index.php/journal/article/view/10124.