Dai, Lingzhen
Bind, Marie-Abele
Koutrakis, Petros
Coull, Brent A
Sparrow, David
Vokonas, Pantel S
Schwartz, Joel D
Article History
Received: 1 July 2015
Revised: 27 October 2015
Accepted: 18 November 2015
First Online: 6 January 2016
Competing interests
: The authors declare no conflict of interest.