International travel and Health: Situation as on 1 January 2009
International travel and Health: Situation as on 1 January 2009
- Geneva: World Health Organization, 2009
- ix, 240p.: ill 21cm
9789241580427
Communicable disease control--Travel--vaccination-standards
WA 110 / INT
9789241580427
Communicable disease control--Travel--vaccination-standards
WA 110 / INT