Prof. Andrea Hricko of @KeckMedUSC on how a reduction in L.A. air pollution has improved children's lung health: http://ow.ly/Vi0ik
10:16 AM - 1 Dec 2015
0 replies
4 retweets
8 likes
Loading seems to be taking a while.
Twitter may be over capacity or experiencing a momentary hiccup. Try again or visit Twitter Status for more information.