UA study: Diesel exhaust here linked to childhood wheezing

UA study: Diesel exhaust here linked to childhood wheezing
http://azstarnet.com/news/science/health-med-fit/article_e3664c7a-3da9-5cb9-91be-0867e6414f59.html

"Infants and very young children in Tucson exposed to high levels of vehicle diesel pollution are more likely than other kids to suffer from early childhood wheezing, a potential asthma indicator."