TY  - BOOK
ED  - World Health Organization.
TI  - International travel and health: situation as on 1 January 2002
SN  - 9241580275
SN  - 0254-296X
PY  - 2002///
CY  - Geneva
PB  - World Health Organization
KW  - Communicable disease control
KW  - Travel
KW  - Vaccination
KW  - standards
KW  - Risk factors
UR  - http://apps.who.int/iris/
ER  -