1. Systemic sclerosis;LeRoy,1981
2. When is scleroderma not scleroderma?;Rodnan;Bull Rheum Dis,1981
3. Systemic sclerosis, eosinophilic fasciitis and calcinosis;Medsger,1985
4. Localized scleroderma: a clinical study of two hundred thirty-five cases;Christianson;Arch Dermatol,1956
5. Systemic scleroderma;Tuffanelli;Arch Dermatol,1955