00639nam a22001937a 4500 977 977 D0001NC052220-003 DOH 20200806155512.0 200610b ph ||||| |||| 00| 0 eng d DOH Vigilla, Wendell COVID-19: Back to `first wave’ https://malaya.com.ph/index/index.php/news_news/covid-19-back-to-first-wave-doh-apologizes-for-confusion/ COVID-19 first wave Naval, Gerard Malaya May 22, 2020 http://elibrary.doh.gov.ph/cgi-bin/koha/opac-retrieve-file.pl?id=77a36a27f39cfd10bd2fd1c47b0d5090 NC