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2. Systemic lupus erythematosus presenting as ischaemic proctitis;Chattopadhyay;Lupus,2011
3. Systemic lupus erythematosus with a giant rectal ulcer and perforation;Teramoto;Internal Med,1999
4. Systemic lupus erythematosus with rectal perforation;Igarashi;I-To-Cho (Stomach Intestine),1991
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