SOLIKAH SRININGSIH. Application of the Principle of Proportionality in Health Service Contracts between Hospitals and The Social Security Organization (BPJS). Jurnal Hukum dan Etika Kesehatan, Surabaya, Indonesia, v. 1, n. 1, p. 1–10, 2021. DOI: 10.30649/jhek.v1i1.11. Disponível em: https://jhek.hangtuah.ac.id/index.php/jurnal/article/view/11. Acesso em: 22 dec. 2025.