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 Widiana, G Raka, K Suwitra, & Imam Effendi. " THE ROLE OF NEOPTERIN AS A NOVEL BIOMARKER FOR REDUCED KIDNEY FUNCTION: A COMMUNITY BASED STUDY." journal of internal medicine [Online], (2011): n. pag. Web. 29 Aug. 2026