title: Editorial: Updates in US systemic lupus erythematosus epidemiology: Tales of two cities.
authors: University of Wisconsin, Madison.
authors: Christie Michels
authors: CM
authors: Bartels
authors: Rosalind
authors: R
authors: Ramsey-Goldman
mesh_terms: D062665:Epidemiological Monitoring; D005260:Female; D006801:Humans; D008180:Lupus Erythematosus, Systemic / Q000453:epidemiology* / Q000208:ethnology*; D008297:Male; D012042:Registries