title: Seronegative arthritis mailbase discussion group.
authors.forename: J R
authors.initials: JR
authors.lastname: Archer
mesh_terms: D001172:Arthritis, Rheumatoid / Q000276:immunology*; D003195:Computer Communication Networks; D006801:Humans; D012217:Rheumatoid Factor / Q000097:blood*
chemical_list: D012217:Rheumatoid Factor