1. Lung function testing: Selection of reference values and interpretative strategies;[ATS] American Thoracic Society;The American Review of Respiratory Disease,1991
2. Controlled human inhalation-exposure studies at EPA;[National Academies] National Academies of Sciences, Engineering, and Medicine, Committee on Assessing Toxicologic Risks to Human Subjects Used in Controlled Exposure Studies of Environmental Pollutants,2017
3. Review of the ozone national ambient air quality standards (Final action);[US EPA] United States Environmental Protection Agency;Federal Register,2020