Yuli Tetriana Sari, and Delfitri Munir. “Management of Congenital Aural Atresia : A Case Report”. Sumatera Medical Journal 2, no. 3 (September 30, 2019): 110-116. Accessed May 5, 2024. https://talenta.usu.ac.id/smj/article/view/1263.