3,000
Participants
Start Date
September 30, 2007
Primary Completion Date
September 30, 2011
Study Completion Date
July 31, 2013
smoking cessation intervention
cancer prevention
counseling intervention
educational intervention
laboratory biomarker analysis
questionnaire administration
survey administration
study of high risk factors
Massachusetts General Hospital, Boston
National Cancer Institute (NCI)
NIH
Massachusetts General Hospital
OTHER