Estimation of BMD using Portable Heel Ultrasound Bone Densitometer in a District Hospital of Northern Bangladesh- A pilot study. Bangladesh J Obstet Gynaecol [Internet]. 2025 Sep. 22 [cited 2026 Jul. 10];38(2):92-5. Available from: https://banglajol.info/index.php/BJOG/article/view/82101