Four year follow-up of Black schoolchildren with non-ejection systolic clicks and mitral systolic murmurs

In 1972 we conducted a survey of 12,050 urban Black schoolchildren and detected 168 (prevalence rate of 14 per 1,000) with a non-ejection systolic click (NESC), a late systolic murmur, or both. The etiology of the mitral valve abnormality was unknown but we considered that a significant proportion m...

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Veröffentlicht in:	The American heart journal 1978-06, Vol.95 (6), p.697-701
Hauptverfasser:	Cohen, Morris, Pocock, Wendy A., Lakier, Jeffrey B., McLaren, Margaret J., Lachman, Anthony S., Barlow, John B.
Format:	Artikel
Sprache:	eng
Schlagworte:	Adolescent Adult African Continental Ancestry Group Child Electrocardiography Female Follow-Up Studies Heart Murmurs Heart Sounds Humans Male Mitral Valve Insufficiency - epidemiology Rheumatic Heart Disease - epidemiology South Africa Thorax - abnormalities
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