Lack of Clinical Research and Evidence Based Medicine during COVID-19 pandemic in Peru. Principles and Practice of Clinical Research, [S. l.], v. 8, n. 4, 2023. DOI: 10.21801/ppcrj.2022.84.2. Disponível em: https://journal.ppcr.org/index.php/ppcrjournal/article/view/204.. Acesso em: 13 dec. 2024.