Sources of bias in heritability studies.
Harris
E F
EF
Potter
R H
RH
D000704:Analysis of Variance; D015982:Bias; D002508:Cephalometry / Q000706:statistics & numerical data; D006801:Humans; D008445:Maxillofacial Development / Q000235:genetics; D018433:Twin Studies as Topic / Q000379:methods / Q000706:statistics & numerical data*; D014429:Twins, Dizygotic; D014430:Twins, Monozygotic