Saadah, A. et al. 2022. Cost Utility Analysis of BPJS and Non-BPJS Dyspepsia Patients Combination of Ranitidine Antacids with Lansoprazole Antacids. Jurnal Kesehatan Komunitas (Journal of Community Health). 8, 2 (Aug. 2022), 352–361. DOI:https://doi.org/10.25311/keskom.Vol8.Iss2.1234.