800
Participants
Start Date
October 31, 2007
Primary Completion Date
July 31, 2008
Study Completion Date
January 31, 2009
Health messaging
Combinations of personalized health messages (tailored/targeted) and contextualized health messages (reports about localized epidemiologic risk) will be delivered to subjects
Health messages
community level health messages unrelated to the study originating exposures
Children's Hospital Boston, Boston
Centers for Disease Control and Prevention
FED
Boston Children's Hospital
OTHER