TY  - BOOK
ED  - World Health Organisation (WHO)
ED  - United Nations Family Planning Association (UNFPA)
TI  - Preparing for the introduction of HPV vaccines: policy and progr amme guidance for countries 
PY  - 2006///
CY  - Geneva, Switzerland
PB  - World Health Organisation
KW  - Vaccination
N1  - Includes Bibliographical references
ER  -