Simorangkir, R., and V. Lumbanraja. “SERVICE QUALITY AT RSUD DR. PIRNGADI MEDAN IN THE CONTEXT OF THE IMPLEMENTATION OF MEDAN CITY REGULATION NUMBER 4 OF 2012 ON THE CITY HEALTH SYSTEM”. Indonesian Journal of Social Sciences, Policy and Politics, vol. 4, no. 2, June 2026, pp. 70-73, doi:10.69745/ijsspp.v4i2.178.