Aerosol Optical Depth As a Measure of Particulate Exposure Using Imputed Censored Data, and Relationship with Childhood Asthma Hospital Admissions for 2004 in Athens, Greece. - Higgs, Gary; Sterling, David A.; Aryal, Subhash; Vemulapalli, Abhilash; Priftis, Kostas N.; Sifakis, Nicolas I. (Environmental Health Insights, 2015)