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2. Asthma: New ideas about an old disease;Beall;Ann Intern Med,1973
3. ACS/NIH organ transplant registry;Bergan;JAMA,1973
4. Sjögren's syndrome;Bloch,1971
5. Diffuse scleroderma: Its frequency; its occurrence in stone masons; its treatment by fibrolysin elevation of temperature due to fibrinolysis injections;Bramwell;Edinburgh Med J,1914