Rahmannisa SN, Aspiranti T, Suyanto R. Impact of a Tiered Referral System on Outpatient Satisfaction under BPJS Kesehatan: A Case Study at dr. Slamet Regional General Hospital Garut . JSSBS [Internet]. 2025 Sep. 29 [cited 2025 Oct. 3];3(3):532-8. Available from: https://gemapublisher.com/index.php/jssbs/article/view/177