@article{Boyd2013,
author = {Boyd, A. and Golding, J. and Macleod, J. and Lawlor, D.A. and Fraser, A. and Henderson, J. and Molloy, L. and Ness, A. and Ring, S. and Davey Smith, G.},
title= {Cohort profile: The ‘children of the 90s’ – The index offspring of the Avon Longitudinal Study of Parents and Children},
year = {2013},
doi = {10.1093/ije/dys064},
journal = {International Journal of Epidemiology},
volume = {42},
number = {1},
pages = {111--127},
}