Sari, Tri Purnama, and Uci Gumarsih. “PELAKSANAAN SHORT MESAGGE SERVICE (SMS) REMINDER DI RUMAH SAKIT SYAFIRA PEKANBARU”. Photon: Jurnal Sain dan Kesehatan 6, no. 02 (October 26, 2017): 63–67. Accessed April 22, 2026. https://ejurnal.umri.ac.id/index.php/photon/article/view/460.