Lia Noviyanti, Harahap SG, Ludovikus L. The Relationship Between Hospitality And Outpatient Loyalty Of The Sawah Besar Health Center . Jurnal EduHealth [Internet]. 2024 Jun. 21 [cited 2026 Jun. 10];15(02):1547-55. Available from: https://ejournal.seaninstitute.or.id/index.php/healt/article/view/4795