1,487
Participants
Start Date
December 20, 2017
Primary Completion Date
November 1, 2019
Study Completion Date
March 13, 2020
Recommender CTHC
Enhanced Messaging
Standard CTHC
Standard Messaging
Peer Recruitment
Tools to facilitate smokers' recruiting their peers
Standard Online Recruitment
Search Engine and Social Media Advertisements
University of Massachusetts Medical School, Worcester
University of Massachusetts, Amherst
OTHER
Northwestern University
OTHER
Patient-Centered Outcomes Research Institute
OTHER
University of Massachusetts, Worcester
OTHER