TY  - BOOK
AU  -  World Health Organization 
TI  - International travel and health: situation as on 1 January 2003
SN  - 9241580283
U1  - WHO 
PY  - 2003///
CY  - Geneva
PB  - World Health Organization
KW  - Vaccination - - standards
KW  - Travel
KW  - Communicable Disease Control
N2  -  Communicable Disease Control, Travel, Vaccination - - standards
ER  -