title: Geographic clustering of scleroderma.
authors.affiliation: Department of Medicine, Medical University of South Carolina, Charleston.
authors.forename: H R
authors.initials: HR
authors.lastname: Maricq
mesh_terms: D016000:Cluster Analysis; D006801:Humans; D008131:London; D012595:Scleroderma, Systemic / Q000453:epidemiology*