Chowdhury, S., Hasan, T., Islam, M.M., Nargis, S. and Moniruddin, A. 2019. Sonological Evaluation of Causes of First Trimester Bleeding. KYAMC Journal. 10, 1 (May 2019), 25–30. DOI:https://doi.org/10.3329/kyamcj.v10i1.41479.