TY - BOOK AU - Kahan,Scott AU - Gielen,Andrea C. AU - Fagan,Peter J. TI - Health behavior change in populations SN - 9781421414553 PY - 2014///], ©2014 CY - Baltimore PB - Johns Hopkins University Press KW - Health behavior KW - Health Promotion KW - methods KW - Behavior Control KW - Public Health Practice ER -