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- Search Terms:ISSN: 01492195AndISSN: 1545861XAndVolume Number: 58AndIssue Number: 19AndStart Page: 521AndDate: 2009 Revise Search
- 1From: Morbidity and Mortality Weekly Report. (Vol. 58, Issue 19)As of May 19, 2009, a total of 5,469 confirmed or probable cases * of human infection with a novel influenza A (H1N1) virus had been documented in 47 states and the District of Columbia (1,2). In addition, the virus had...