International travel and health : situation as on 1 January 2009.
More than 900 million international journeys were undertaken in 2008. This amount of global travel exposes many people to changes in altitude, humidity, disease agents and temperature-all of which can lead to ill-health. Many health risks can be minimized by precautions taken before, during and afte...
Clasificación: | Libro Electrónico |
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Autor Corporativo: | |
Formato: | Electrónico eBook |
Idioma: | Inglés |
Publicado: |
Geneva :
World Health Organization,
©2009.
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Temas: | |
Acceso en línea: | Texto completo |