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 Jayanti, D., Susanti, R., Yuniastuti, A., & Suardana, I. (2020). Deteksi Escherichia coli O157 pada air minum di Kelurahan Sekaran Gunungpati Semarang. Jurnal Biologi Udayana, 24(2), 55-62. doi:10.24843/JBIOUNUD.2020.v24.i02.p01