DA COSTA CAMPOS, C. . A study of the relations between health-assistance plans organizations and service providers: DOI: 10.15343/0104-7809.200630.2.3. O Mundo da Saúde, São Paulo, v. 30, n. 2, p. 228–238, 2006. Disponível em: https://revistamundodasaude.emnuvens.com.br/mundodasaude/article/view/711. Acesso em: 24 nov. 2024.