Warning: file_get_contents(https://ojs.journalbusiness.my/ojs.php): failed to open stream: HTTP request failed! HTTP/1.1 404 Not Found in /var/www/ojs.unud.ac.id_backup/lib/pkp/includes/functions.inc.php on line 4 Dewi, Ni Luh Putu, Mayangsari, Ayu Setyorini, AND Adnyana, I Gusti Agung Ngurah. " Efektivitas Suplementasi Zink Terhadap Lama Rawat Inap pada Pasien Pneumonia Anak: A Systematic Review of Randomized Controlled Trials" E-Jurnal Medika Udayana [Online], Volume 12 Number 2 (28 February 2023)