Hasan, M. K. ., Noman, A. A. ., Hayat, F. ., Salam, F., Khan, M. S. ., & Islam, M. D. . (2021). Endoscopic Evaluation of Dyspeptic Patient in Tertiary Care Hospital. Bangladesh Journal of Medicine, 33(1), 3–7. https://doi.org/10.3329/bjm.v33i1.56782