Nugroho Y, Riyanto R, Iskandar J, Aman M, Wiyono N. Web-Based Patient Referral System Design from Clinic to Hospital Using Object Oriented Programming System. journalisi [Internet]. 18Feb.2023 [cited 19Dec.2025];5(1):87-01. Available from: https://journal-isi.org.adsii.or.id/index.php/isi/article/view/425