R. H. Djakatara, R. Hardyansah, and R. K. Khayru, “The Legal Relationship Between Patients and Healthcare Facilities: an Analysis of the Referral System, Standard Operating Procedures, and Agreements Under the 2023 Health Act”, Studi Ilmu Sosial Indonesia, vol. 5, no. 2, pp. 281–298, Dec. 2025, Accessed: Sep. 04, 2026. [Online]. Available: https://sisijournals.id/index.php/sisi/article/view/198