Savitri N-. DETERMINAN KEJADIAN ISPA PADA BAYI DI PUSKESMAS RAWAT INAP SIMPANG TIGA PEKANBARU. Photon [Internet]. 2018Oct.28 [cited 2024May3];9(1):28-7. Available from: https://ejurnal.umri.ac.id/index.php/photon/article/view/1054