The Effectiveness of Patient Complaint Management in Improving Healthcare Service Quality in Hospitals: A Literature Review. Medivance: Journal of Clinical and Health Innovation, [S. l.], v. 1, n. 2, p. 07–12, 2026. Disponível em: https://cakra-edus.id/index.php/JCHI/article/view/87. Acesso em: 23 aug. 2026.