http://www.who.int/csr/swine_flu/swine_flu_faq.pdf
Document from World Health Organization (WHO) which presents frequently asked questions about swine flu. It discuss what the disease is, its symptoms, cases, infection, prevention and treatment. PDF file from April 2009.
Creador(es): World Health Organization - WHO
Recursos añadido en:
27/04/2009
Idiomas disponibles:
Inglés
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