[1] Rutgers State Univ, Rutgers Pharmacoepidemiol Program, New Brunswick, NJ 08903 USA
[2] Rutgers Sch Publ Hlth, Epidemiol, Piscataway, NJ USA
[3] Rutgers Robert Wood Johnson Med Sch, Internal Med, New Brunswick, NJ USA
[4] Rutgers Canc Inst New Jersey, Canc Control & Prevent, New Brunswick, NJ USA