@article{Henretta2008,
author = {Henretta, J.C. and Grundy, E.M.D. and Okell, L.C. and Wadsworth, M.E.J.},
title= {Early motherhood and mental health in midlife: A study of British and American cohorts},
year = {2008},
doi = {10.1080/13607860802343084},
volume = {12},
number = {5},
pages = {605--614},
}