1.
Agustina A, Umar AF. Umrah Health Service in West Java Province: Agustina, Ahmad Farid Umar. J. Persada Husada Indones. [Internet]. 2021 Jan. 15 [cited 2026 Feb. 24];8(28):9-17. Available from: https://jurnal.stikesphi.ac.id/index.php/kesehatan/article/view/309