@article{8505e46e8c844f1696b964058c9bd0b3,
title = "Effects of ambient air pollution on upper and lower respiratory symptoms and peak expiratory flow in children",
author = "H.M. Boezen and \{van der Zee\}, S. and D.S. Postma and J.M. Vonk and J. Gerritsen and G. Hoek and B. Brunekreef and B. Rijcken and J.P. Schouten",
year = "1999",
doi = "10.1016/S0140-6736(98)06311-9",
language = "English",
volume = "353",
pages = "874--878",
journal = "The Lancet",
issn = "0140-6736",
publisher = "Elsevier",
}