HARAHAP, R. S.; DELYUZAR; JESSY CHRESTELLA. The Presence of Helicobacter pylori in cases of Chronic Tonsillitis in Medan. Sumatera Medical Journal, [S. l.], v. 3, n. 1, p. 1–6, 2020. DOI: 10.32734/sumej.v3i1.2044. Disponível em: https://idjpcr.usu.ac.id/smj/article/view/2044. Acesso em: 5 aug. 2025.