@article{Appleyard2005,
author = {Appleyard, K. and Egeland, B. and Dulmen, M.H.M. and Sroufe, L.A.},
title= {When more is not better: The role of cumulative risk in child behavior outcomes},
year = {2005},
doi = {10.1111/j.1469-7610.2004.00351.x},
volume = {46},
number = {3},
pages = {235--245},
}