Risk Factors of Birth Defects: A Case-control Study in a Tertiary Level Hospital. Bangabandhu Sheikh Mujib Medical Coll J [Internet]. 2023 Nov. 12 [cited 2026 Jun. 30];2(1):33-9. Available from: https://www.banglajol.info/index.php/BSMMCJ/article/view/69596