求助格式:
【作者】(必须) Lee SH1, Lee EJ, Chung SW, Song R, Moon JY, Lee SH, Lim SJ, Lee YA, Hong SJ, Yang HI.
【文章标题】(必须) Renal involvement in ankylosing spondylitis: prevalence, pathology, response to TNF-a blocker.
【期刊名,年份,卷(期),起止页*****】Rheumatol Int. 2013 Jul;33(7):1689-92.