1. Predictors of activity level and retention among African American lay health advisors (LHAs) from The National Witness Project: ... Shelton, Rachel C.; Dunston, Sheba King; Leoce, Nicole M.; Jandorf, Lina; Thompson, Hayley S.; Crookes, Danielle M.; Erwin, Deborah O. 2016 Articles Cancer--DiagnosisHealth services administrationAfrican AmericansPublic health