Skin and arthritis.
D001168:Arthritis / Q000150:complications* / Q000235:genetics; D016918:Arthritis, Reactive / Q000150:complications* / Q000235:genetics; D001528:Behcet Syndrome / Q000209:etiology*; D003093:Colitis, Ulcerative / Q000235:genetics; D003875:Drug Eruptions / Q000209:etiology; D006801:Humans; D009260:Nail Diseases / Q000209:etiology; D010375:Pedigree; D011565:Psoriasis / Q000150:complications* / Q000235:genetics; D012871:Skin Diseases / Q000209:etiology*