Novel genetic variants for cartilage thickness and hip osteoarthritis by Castaño-Betancourt, MC, Evans, DS, Ramos, YF, Boer, CG, Metrustry, S, Liu, Y, Hollander, W, van Rooij, J, Kraus, VB, Yau, MS, Mitchell, BD, Muir, K, Hofman, A, Doherty, M, Doherty, S, Zhang, W, Kraaij, R, Rivadeneira, F, Barrett-Connor, E, Maciewicz, RA, Arden, N, Nelissen, RG, Kloppenburg, M, Jordan, JM, Nevitt, MC, Slagboom, EP, Hart, DJ, Lafeber, F, Styrkarsdottir, U, Zeggini, E, Evangelou, E, Spector, TD, Uitterlinden, AG, Lane, NE, Meulenbelt, I, Valdes, AM, van Meurs, JB