1. Raynaud's phenomenon: a proposal for classification;LeRoy;Clin Exp Rheumatol,1992
2. Preliminary criteria for the classification of systemic sclerosis (scleroderma);Masi;Arthritis Rheum,1980
3. Pathogenesis of Raynaud's phenomenon;Herrick;Rheumatology,2005
4. Pathogenesis of systemic sclerosis: a vascular hypothesis;Campbell;Semin Arthritis Rheum,1975
5. Systemic sclerosis. A vascular perspective;LeRoy;Rheum Dis Clin North Am,1996