Kreuter M W, Sabol B J, O'Donovan A, Donovan J, Klein L, Green L W, Vliet M, Bradley T, Campuzano M K, Tarlov A R
Div. of Adult and Community Health, National Center for Chronic Disease Prevention and Health Promotion, US Centers for Disease Control and Prevention, Atlanta, GA 30341, USA.
Public Health Rep. 2000 Mar-Jun;115(2-3):180-90. doi: 10.1093/phr/115.2.180.