Heartbeat--the rhythm of health.
Nakajima
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D002648:Child; D003695:Delivery of Health Care; D003906:Developing Countries; D015444:Exercise; D006266:Health Education; D006293:Health Promotion; D006331:Heart Diseases / Q000453:epidemiology / Q000517:prevention & control*; D006801:Humans; D006973:Hypertension / Q000453:epidemiology / Q000517:prevention & control; D010809:Physical Fitness; D011203:Poverty; D012923:Social Class; D014944:World Health Organization