TY - BOOK AU - Mocon-Ciriaco,Claudeth TI - DOH: South Korean antigen test failed to meet WHO standard KW - South Korean Antigen KW - failed test KW - WHO standard UR - http://elibrary.doh.gov.ph/cgi-bin/koha/opac-retrieve-file.pl?id=c32d6b34c8d513f1e6b06ef46bcd1428 ER -