Marshall, M., Jonsson, H., Helgadottir, G. P., Nicholls, E., van der Windt, D., Myers, H., Dziedzic, K., "ASSESSING HAND OSTEOARTHRITIS USING DIGITAL PHOTOGRAPHS IN A COMMUNITY-DWELLING POPULATION: RELIABILITY AND ASSOCIATIONS WITH RADIOGRAPHIC AND CLINICAL FEATURES", OSTEOARTHRITIS AND CARTILAGE, 2013