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25. Pandemic or no pandemic: emergence of swine influenza A (H1N1) in 2009. Sim F, Mackie P. Public Health; 2009 Jun 10; 123(6):405-6. PubMed ID: 19539828 [No Abstract] [Full Text] [Related]
30. Swine flu outbreak. Worries about Africa as pandemic marches on. Enserink M. Science; 2009 Aug 07; 325(5941):662. PubMed ID: 19661390 [No Abstract] [Full Text] [Related]