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 Simanjuntak, Sheren, & I Made Dwi Dimas Mahendrayana. " PERLINDUNGAN HUKUM TERHADAP KONSUMEN ATAS PENGGUNAAN ALAT RAPID TEST ANTIGEN BEKAS." Kertha Negara : Journal Ilmu Hukum [Online], 10.6 (2022): 535-545. Web. 28 Aug. 2026