@article{Hesketh2003,
author = {Hesketh, T. and Qu, J. and Tomkins, A.},
title= {Health effects of family size: Cross sectional survey in Chinese adolescents},
year = {2003},
doi = {10.1136/adc.88.6.467},
journal = {Archives of Disease in Childhood},
volume = {88},
number = {6},
pages = {467−471},
}