[1] Rutgers Sch Publ Hlth, Dept Biostat, Newark Campus,Stanley S Bergen Bldg,65 Bergen St, Newark, NJ 07101 USA
[2] Ctr Dis Control & Prevent CDC, Epidem Intelligence Serv, Div Sci Educ & Profess Dev, Atlanta, GA USA
[3] Rutgers Sch Publ Hlth, Newark, NJ USA
[4] Rutgers New Jersey Med Sch, Newark, NJ USA
[5] New Jersey Dept Hlth, Div Epidemiol Environm & Occupat Hlth, Trenton, NJ USA