title: A study about the extracardiac malformations associated with congenital heart diseases.
mesh_terms: D000015:Abnormalities, Multiple / Q000453:epidemiology / Q000235:genetics; D002869:Chromosome Aberrations; D006330:Heart Defects, Congenital / Q000150:complications* / Q000453:epidemiology / Q000235:genetics; D006801:Humans; D007564:Japan