title: Classification and diagnosis of seronegative spondylarthropathies--comments.
authors.affiliation: Hôpital Cochin, Institut de Rhumatologie, Université René Descartes, Paris, France.
authors.forename: M
authors.initials: M
authors.lastname: Dougados
mesh_terms: D001172:Arthritis, Rheumatoid / Q000145:classification / Q000175:diagnosis*; D017408:Guidelines as Topic; D006801:Humans; D012698:Serologic Tests; D013166:Spondylitis / Q000145:classification / Q000175:diagnosis*