NAUMANN, David. Undertaking and writing up a systematic review: a step by step guide. Impact Surgery, [S. l.], v. 1, n. 4, p. 154–157, 2024. DOI: 10.62463/surgery.71. Disponível em: https://impact-journals.org/index.php/pub/article/view/71. Acesso em: 10 mar. 2026.