@article{Middeldorp2005,
author = {Middeldorp, C.M. and Cath, D.C. and Vink, J.M. and Boomsma, D.I.},
title= {Twin and genetic effects on life events},
year = {2005},
doi = {10.1375/twin.8.3.224},
volume = {8},
number = {3},
pages = {224--231},
}