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 Els, Vanessa. " KETERKAITAN CARA KERJA KONTRASEPSI HORMONAL DENGAN RISIKO TERJADINYA KANKER PAYUDARA." Essential: Essence of Scientific Medical Journal [Online], 19.2 (2021): 25-31. Web. 29 Aug. 2026