%0 Journal Article %T Effects of Incentive Items on Participation in a Randomized Chemoprevention Trial: %A Bowen, Deborah %A Thornquist, Mark %A Goodman, Gary %A Omenn, Gilbert S. %A Anderson, Karen %A Barnett, Matt %A Valanis, Barbara %J Journal of Health Psychology %V 5 %N 1 %P 109-115 %@ 1359-1053 %D 2016-07-01 %I SAGE PublicationsLondon, Thousand Oaks and New Delhi %~ DeepDyve