Knee pain and swelling secondary to ulcerative colitis.
Yanagisawa S, Inamori M, Endo H, Iida H, Akimoto K, Sakamoto Y, Akiyama T, Fujita K, Yoneda M, Takahashi H, Abe Y, Kobayashi N, Kirikoshi H, Kubota K, Ueno N, Nakajima A. Knee pain and swelling secondary to ulcerative colitis. Digestion. 2007; 75(2-3):144.