@book{2522,
	author = {Leyco, Chino S.},
	title = {50% of PH population vaccinated by yearend /},
	url = {http://elibrary.doh.gov.ph/cgi-bin/koha/opac-retrieve-file.pl?id=6d8153531d25af52cac128140b90d3e7}
}