TY  - BOOK
AU  - Casas,Willie
AU  - Zurbano,Joel E.
TI  - Frontliners now free to choose what vax to get
KW  - Frontliners
KW  - free to choose
UR  - http://elibrary.doh.gov.ph/cgi-bin/koha/opac-retrieve-file.pl?id=27246d09237aa5cbd5efc2b4ded2f18a
ER  -