title: Emissions from oil and gas operations in the United States and their air quality implications.
authors.affiliation: a Department of Medicine , Division of Environmental and Occupational Medicine, University of California , Irvine , CA , USA.
authors.forename: Michael T
authors.initials: MT
authors.lastname: Kleinman
authors.affiliation: b Shell Projects and Technology (US) , Shell Global Solutions Inc ., Houston , TX , USA.
authors.forename: Gary R
authors.initials: GR
authors.lastname: Mueller
authors.affiliation: c Bay Area Air Quality Management District , San Francisco , CA , USA.
authors.forename: Eric
authors.initials: E
authors.lastname: Stevenson
authors.affiliation: d Environmental Defense Fund , Austin , TX , USA.
authors.forename: Ramón
authors.initials: R
authors.lastname: Alvarez
authors.affiliation: e Department of Mechanical Engineering , Colorado State University , Fort Collins , CO , USA.
authors.forename: Anthony J
authors.initials: AJ
authors.lastname: Marchese
authors.affiliation: f Department of Chemical Engineering, and Center for Energy and Environmental Resources , University of Texas at Austin , Austin , TX , USA.
authors.forename: David
authors.initials: D
authors.lastname: Allen