Kiros, Y. K., B. Tsegay, and H. Abreha. “ENDOSCOPIC AND HISTOPATHOLOGICAL CORRELATION OF GASTROINTESTINAL DISEASES IN AYDER REFERRAL HOSPITAL, MEKELLE UNIVERSITY, NORTHERN ETHIOPIA”. Ethiopian Medical Journal, vol. 55, no. 4, Sept. 2017, https://emjema.org/index.php/EMJ/article/view/480.