Examining The Clinical Symptoms Of The Oral Cavity And Its Severity In Patients With COVID-19 Referred To Imam Reza Hospital In 2019. Journal of Pharmaceutical Negative Results, [S. l.], p. 2300–2308, 2023. DOI: 10.47750/pnr.2023.14.03.297. Disponível em: https://mail.pnrjournal.com/index.php/home/article/view/8724.. Acesso em: 9 jun. 2026.