TY  - BOOK
AU  - Naval,Gerard
TI  - Pneumonia vaccine seen to help screen COVID-19 patients
KW  - pneumonia vaccine
KW  - screen COVID-19 patients
UR  - http://elibrary.doh.gov.ph/cgi-bin/koha/opac-retrieve-file.pl?id=94eb9586e6b8657c3e01ebeaad04ea01
ER  -