Nephrotic syndrome as an atypical presentation of polymyositis: Case report. Revista de la Sociedad Ecuatoriana de Nefrología, Diálisis y Trasplante, [S. l.], v. 14, n. 1, p. 107–119, 2026. DOI: 10.56867/150. Disponível em: https://rev-sen.ec/index.php/revista/article/view/150. Acesso em: 10 apr. 2026.