The Relation Between Helicobacter Pylori Infection and Symptoms of COVID-19. Eurasian Medical Research Periodical, [S. l.], v. 14, p. 96–102, 2022. Disponível em: https://geniusjournals.org/index.php/emrp/article/view/2582. Acesso em: 30 jan. 2026.