Putra R, Bachtiar H, Putra AS, Daryus A. The effects of product, price, promotion, and place on patient satisfaction: a study in inpatient care of a regional public hospital in West Sumatra. BKM-PHCM [Internet]. 2021Feb.27 [cited 2024May6];37(2):39-2. Available from: https://jurnal.ugm.ac.id/v3/BKM/article/view/2320