YAMAN, K. Is Premium Adjustment a Cure-All for Private Health Sector? The Case of Germany. International Journal of Economics and Financial Issues, [S. l.], v. 4, n. 4, p. 960–970, 2014. Disponível em: https://www.econjournals.com/index.php/ijefi/article/view/849. Acesso em: 30 sep. 2022.