Effects of the Heartbeat Wales programme. Market researchers are not suitable for collecting health data.
Hart
J T
JT
D003625:Data Collection / Q000592:standards*; D006293:Health Promotion / Q000706:statistics & numerical data*; D006331:Heart Diseases / Q000517:prevention & control*; D006801:Humans; D008389:Marketing of Health Services; D012307:Risk Factors; D014852:Wales