Mahmud, M. U. ., Hossain, M. M. ., Ghosh, A. K. ., & Reza, R. . (2022). Etiological Spectrum of Diseases Among the Patients Presenting with per Rectal Bleeding Attending at Surgery Outpatient Department in a Tertiary Level Hospital. Journal of Chittagong Medical College Teachers' Association, 33(1), 9–14. https://doi.org/10.3329/jcmcta.v33i1.66908