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 Yogaputri, Made Ayu, & Cokorda Dalem Dahana. " URGENSI PEMBEBASAN PEMBERIAN PATEN VAKSIN COVID-19 DITINJAU DARI PERSPEKTIF HUKUM NASIONAL." Kertha Negara : Journal Ilmu Hukum [Online], 11.6 (2023): 650-660. Web. 28 Aug. 2026