Nuzhat Nauman , Shireen Rafiq , Samina Jalali , Sajjad AslamShami , Nadeem Akhtar. “Consanguinity and Neural Tube Defects”. Journal of Rawalpindi Medical College 20, no. 2 (June 30, 2016). Accessed November 17, 2025. http://journalrmc.com/index.php/JRMC/article/view/197.