00000cab a22000004cb4500 IPN-00000819231 IPN 20220116222712.0 220116s2022 xx d | ||r ||||| || Valente, Catherine S. Govt policy against unvaxxed pushed 2022 Concepcion, Joey Coronavirus diseases statistics COVID-19 vaccination Manila Times Vol. 123, no. 98 (Jan. 16, 2022), A1+ UPD DMLP Article FI