@article{Vågerö2007,
author = {Vågerö, D. and Koupilová, I. and Leon, D.A. and Lithell, U.-B.},
title= {Social determinants of birthweight, ponderal index and gestational age in Sweden in the 1920s and the 1980s},
year = {2007},
doi = {10.1111/j.1651-2227.1999.tb01138.x},
journal = {Acta Paediatrica},
volume = {88},
number = {4},
pages = {445--453},
}