BBC NewsPerson-to-Person Transmission Now Common Route for Swine Flu in USAtlanta Journal ConstitutionFRIDAY, May 8 (HealthDay News) -- The number of confirmed or suspected cases of swine flu in the United States was approaching 1900, federal health officials said late Thursday, with most new cases now caused by person-to-person transmission and not ...Video: Inside Story - Swine flu alert continues - 07 Apr 09 Al JazeeraUK swine flu genetics unravelled BBC NewsReuters - Telegraph.co.uk - WebMD - United Press Internationalall 5,071 news articles