Colorado Heart Association's school culture program. Report on the 1970-1971 pilot study.
D002309:Cardiology; D002648:Child; D003120:Colorado; D006801:Humans; D008403:Mass Screening; D010614:Pharynx / Q000382:microbiology; D010865:Pilot Projects; D012572:School Health Services; D013290:Streptococcal Infections / Q000175:diagnosis* / Q000453:epidemiology; D013291:Streptococcus / Q000302:isolation & purification; D014837:Voluntary Health Agencies