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References
1.For general medical aspects of these diseases : Oxford Textbook of Medicine , edited by Weatherall DJ, Ledingham JGC & Warrell DA (eds).
2.For the rheumatological/connective disease aspects : Textbook of Rheumatology , Kelly WM, Harris Jr ED, Ruddy S & Sledge CB (eds).
3.For immunological aspects of non-organ specific diseases: 'Immunology of Connective Tissue Diseases , Panayi GS, (ed). Immunology and Medicine Series .
