title: C-reactive protein levels in systemic lupus erythematosus: a classification criterion?
mesh_terms: D001172:Arthritis, Rheumatoid / Q000097:blood / Q000175:diagnosis; D002097:C-Reactive Protein / Q000032:analysis*; D003937:Diagnosis, Differential; D005260:Female; D006801:Humans; D008180:Lupus Erythematosus, Systemic / Q000097:blood / Q000175:diagnosis*
chemical_list: D002097:C-Reactive Protein