Effect of Biomechanical Footwear on Knee Pain in People With Knee Osteoarthritis: The BIOTOK Randomized Clinical Trial. - Reichenbach, Stephan; Felson, David T.; Hincapié, Cesar A.; Heldner, Sarah; Bütikofer, Lukas; Lenz, Armando; da Costa, Bruno R.; Bonel, Harald M.; Jones, Richard K.; Hawker, Gillian A.; Jüni, Peter (JAMA: Journal of the American Medical Association, 2020)