02017nam 2200493 a 450 991069532760332120061019164955.0(CKB)5470000002369477(OCoLC)73726808(EXLCZ)99547000000236947720061019d2006 ua 0engurmn|---|||||txtrdacontentcrdamediacrrdacarrierParticulate matter[electronic resource] EPA needs to make more progress in addressing the National Academies' recommendations on estimating health benefits : testimony before the Committee on Environment and Public Works, U.S. Senate /statement of John B. Stephenson[Washington, D.C.] :U.S. Government Accountability Office,[2006]9 pages digital, PDF fileTestimony ;GAO-06-992 TTitle from title screen (viewed on Oct. 12, 2006)."For release ... July 19, 2006."Paper version available from: U.S. Government Accountability Office, 441 G St., NW, Rm. LM, Washington, D.C. 20548.Includes bibliographical references.Particulate matter ParticlesEnvironmental aspectsUnited StatesAirPollutionUnited StatesEnvironmental policyHealth risk assessmentUnited StatesEnvironmental risk assessmentUnited StatesParticlesEnvironmental aspectsAirPollutionEnvironmental policy.Health risk assessmentEnvironmental risk assessmentStephenson John B1380816United States.Congress.Senate.Committee on Environment and Public Works.United States.Government Accountability Office.GPOGPOBOOK9910695327603321Particulate matter3430265UNINA