title: Genetic heterogeneity in connective-tissue disorders.
mesh_terms: D003238:Connective Tissue; D004535:Ehlers-Danlos Syndrome / Q000235:genetics*; D006712:Homocystinuria / Q000235:genetics*; D006801:Humans; D007014:Hypophosphatasia / Q000235:genetics; D007592:Joint Diseases / Q000235:genetics; D008661:Metabolism, Inborn Errors / Q000235:genetics*; D010013:Osteogenesis Imperfecta / Q000235:genetics*