Morphological Changes In The Gastric Mucosa In Patients With Chronic Gastritis Taking Tobacco "Nas" Under The Tongue. Journal of Pharmaceutical Negative Results, [S. l.], p. 65–70, 2023. DOI: 10.47750/pnr.2023.14.S02.11. Disponível em: https://www.pnrjournal.com/index.php/home/article/view/6559.. Acesso em: 3 jun. 2026.