Linn, W S Effects of prolonged, repeated exposure to ozone, sulfuric acid, and their combination in healthy and asthmatic volunteers. [electronic resource] - American journal of respiratory and critical care medicine Aug 1994 - 431-40 p. digital Publication Type: Clinical Trial; Journal Article; Randomized Controlled Trial; Research Support, Non-U.S. Gov't ISSN: 1073-449X Standard No.: 10.1164/ajrccm.150.2.8049826 doi Subjects--Topical Terms: AdolescentAdultAir Pollutants--adverse effectsAirway ResistanceAsthma--physiopathologyBronchial HyperreactivityFemaleForced Expiratory VolumeHumansMaleMiddle AgedOzone--adverse effectsPeak Expiratory Flow RateRespiratory Mechanics--drug effectsSulfuric Acids--adverse effectsVital Capacity