TY  - BOOK
AU  - De Vera-Ruiz,Ellalyn
TI  - Sinovac, Pfizer 'most chosen' vaccine brands among Filipinos — SWS poll
KW  - Sinovac
KW  - 'most chosen'
KW  - Pfizer
KW  - vaccine brands
UR  - http://elibrary.doh.gov.ph/cgi-bin/koha/opac-retrieve-file.pl?id=29aac50f7f911c31663a4048bce24b22
ER  -