Traffic-related air pollution and selected birth defects in the San Joaquin Valley of California.

Birth Defects Res A Clin Mol Teratol. 2013 Nov;97(11):730-5. doi: 10.1002/bdra.23175. Epub 2013 Sep 23.
Padula AM1, Tager IB, Carmichael SL, Hammond SK, Yang W, Lurmann FW, Shaw GM.