. Author manuscript; available in PMC: 2014 Oct 1.
Published in final edited form as: Osteoarthritis Cartilage. 2013 Jun 15;21(10):1550–1557. doi: 10.1016/j.joca.2013.06.007
© 2013 OsteoArthritis Society International. Published by Elsevier Ltd. All rights reserved.