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 Dayanara, Ivani, Kawuri, Retno, AND Yulihastuti, Dwi Ariani. " Keberadaan bakteri patogen pada sampel pangan jajanan anak sekolah dasar di Pulau Sapeken, Sumenep, Jawa Timur" Jurnal Biologi Udayana [Online], Volume 23 Number 2 (30 December 2019)