TY  - BOOK
AU  - Lilibeth C.David
AU  - Yvonne C.F.Lumampao
AU  - Josephine H.Hipolito
ED  - Philippines. 
TI  - A handbook on soil transmitted helminthiasis
PY  - 1999///?]
CY  - [Manila]
PB  - DOH
KW  - Helminthiasis
ER  -