00759nam a22001937a 4500 693 693 D0001NC041520-022 DOH 20200806155503.0 200521b ph ||||| |||| 00| 0 eng d DOH Esguerra, Darryl John Using COVID-19 testing lab sans DOH nod may be risky, Marikina City told / By: Darryl John Esguerra https://newsinfo.inquirer.net/1258617/using-covid-19-testing-lab-sans-doh-nod-may-be-risky-marikina-city-told#ixzz6Jc1XEC2j Marikina testing lab DOH nod may be risky Philippine Daily Inquirer April 14, 2020 http://elibrary.doh.gov.ph/cgi-bin/koha/opac-retrieve-file.pl?id=fabbdb6524357746eec720ea86929e0f NC