1. Association of recent exposure to ambient metals on fractional exhaled nitric oxide in 9–11 year old inner-city children Rosa, Maria José; Perzanowski, Matthew S.; Divjan, Adnan; Chillrud, Steven N.; Hoepner, Lori A.; Zhang, Hanjie; Ridder, Robert; Perera, Frederica P.; Miller, Rachel L. 2014 Articles Asthma--Environmental aspectsNitric oxide--Physiological effectCity childrenParticles--Health aspectsEnvironmental healthMedical sciencesChemistry