Hartley, A E, Sanderson, E C M, Granell, R, Paternoster, L, Zheng, J, Davey Smith, G, Southam, L, Hatzikotoulas, K, Boer, C G, van Meurs, J B J, Zeggini, E, Gregson, C L & Tobias, J H 2022, ' Using multivariable Mendelian randomization to estimate the causal effect of bone mineral density on osteoarthritis risk, independent of body mass index ', International Journal of Epidemiology, vol. 51, no. 4, dyab251 . https://doi.org/10.1093/ije/dyab251 International Journal of Epidemiology, 51(4), 1254-1267. Oxford University Press International Journal of Epidemiology Int. J. Epidemiol., DOI: 10.1093/ije/dyab251 (2021)