Loyalitas Pasien Penyakit Jantung RSUD Bhakti Dharma Husada Surabaya. PSNCK [Internet]. 2023 Jan. 31 [cited 2025 Dec. 6];1:88-101. Available from: https://prosidingcosmic.fk.uwks.ac.id/index.php/cosmic/article/view/14