Reactive arthritis: a viewpoint rather than a review.
D001170:Arthritis, Infectious / Q000175:diagnosis / Q000209:etiology*; D016918:Arthritis, Reactive / Q000175:diagnosis; D001172:Arthritis, Rheumatoid / Q000209:etiology; D006801:Humans; D007410:Intestinal Diseases / Q000382:microbiology; D007719:Knee Joint; D012409:Rubella / Q000150:complications; D012749:Sexually Transmitted Diseases / Q000382:microbiology; D014552:Urinary Tract Infections / Q000382:microbiology