title: The polythetic (phenotypic community) system of classifying human malformation syndromes.
mesh_terms: D000013:Congenital Abnormalities / Q000145:classification*; D004476:Ectodermal Dysplasia / Q000145:classification; D005145:Face / Q000002:abnormalities; D005532:Foot Deformities, Congenital; D006228:Hand Deformities, Congenital; D006801:Humans; D010641:Phenotype; D013577:Syndrome; D009626:Terminology as Topic