[Rare case of ulcerative colitis and ankylosing spondylitis associated with aortitis and severe aortic valve insufficiency].
S kanayaK TokudaS TanakaK HiranoY KogaT ImaizumiS SuzukiS AoyagiS KatoA KogaH Ajisaka
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11
2316
8
https://www.ncbi.nlm.nih.gov/pubmed/9921219