Here are some websites for information on arthritis and PVNS that I use:
Arthritis Foundation: http://www.arthritis.org/
Humira: http://www.humira.com/
eMedicine PVNS: http://www.emedicine.com/radio/fulltopic/topic553.htm#section~Introduction
WebMD:http://arthritis.webmd.com/psoriatic-arthritis-8/default.htm
WebMD message board: http://boards.webmd.com/webx/topics/hd/Arthritis/Arthritis-and-Joint-Pain-Support-Group/
Wikipedia PVNS: http://en.wikipedia.org/wiki/Pigmented_villonodular_synovitis
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