Obesity, 24(6), 1349-1355. Wiley-Blackwell Doornweerd, S, IJzerman, R G, van Eijk, L, Neter, J E, van Dongen, J, van der Ploeg, H P & de Geus, E J C 2016, ' Physical activity and dietary intake in BMI discordant identical twins ', Obesity, vol. 24, no. 6, pp. 1349-1355 . https://doi.org/10.1002/oby.21475