Acute HIV Infection -- New York City, 2008. - Shepard, C. W.; Gallagher, K.; Bodach, S. D.; Kowalski, A.; Terzian, A. S.; Begier, E.; Weisfuse, I.; Blank, S.; Branson, B. M. (MMWR: Morbidity & Mortality Weekly Report, 2009)