Use of Enhanced Surveillance for Hepatitis C Virus Infection to Detect a Cluster Among Young Injection-Drug Users -- New York, November 2004-April 2007. - Leuchner, L.; Lindstrom, H.; Burstein, G. R.; Mulhern, K. E.; Rochhio, E. M.; Johnson, G.; Schaffzin, J.; Smith, P. (MMWR: Morbidity & Mortality Weekly Report, 2008)