@article{Collishaw2004,
author = {Collishaw, S. and Maughan, B. and Goodman, R. and Pickles, A.},
title= {Time trends in adolescent mental health},
year = {2004},
doi = {10.1111/j.1469-7610.2004.00335.x},
journal = {Journal of Child Psychology and Psychiatry},
volume = {45},
number = {8},
pages = {1350--1362},
}