FINSTERER, J. Being negative for SARS-CoV-2 after four weeks of coughing requires considerations of alternative causes. European Journal of Case Reports in Internal Medicine, [S. l.], v. 10, n. 6, 2023. DOI: 10.12890/2023_003909. Disponível em: https://www.ejcrim.com/index.php/EJCRIM/article/view/3909. Acesso em: 29 apr. 2024.