[Measurement of area values of cardiac impedance differential loop in different age groups].
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D000293:Adolescent; D000328:Adult; D000367:Age Factors; D002307:Cardiography, Impedance / Q000379:methods; D002648:Child; D002675:Child, Preschool; D001330:Electronic Data Processing; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D012016:Reference Values; D012044:Regression Analysis