Environmental Health Perspectives http://aspenpublicradio.org en Study Links Proximity to Natural Gas Development And Birth Defects http://aspenpublicradio.org/post/study-links-proximity-natural-gas-development-and-birth-defects <p></p> Tue, 22 Apr 2014 12:00:00 +0000 Marci Krivonen 17367 at http://aspenpublicradio.org Study Links Proximity to Natural Gas Development And Birth Defects