SINGH, J Chandra; DAHM, Philipp. Relevance of Levels of Evidence to the Urologist. Urology Journal, [S. l.], v. 6, n. 4, p. 245–248, 2009. DOI: 10.22037/uj.v6i4.499. Disponível em: https://journals.sbmu.ac.ir/urolj/index.php/uj/article/view/499. Acesso em: 8 jul. 2026.