Air quality and outdoor activity guidance for schools

• Pubblicazione: [Research Triangle Park, N.C.] : , : U.S. Environmental Protection Agency; [Atlanta, GA] : , : Department of Health and Human Services USA, Centers for Disease Control and Prevention : , : School Flag Program, , [2014]
• Descrizione fisica: 1 online resource (2 unnumbered pages) : color illustrations
• Soggetto topico: Air quality; Students - Health and hygiene - United States
• Note generali: Title from title screen (viewed on Feb 25, 2016).; "August 2014."; Revision of EPA document EPA-456/F-13-002.
• Titolo autorizzato: Air quality and outdoor activity guidance for schools
• Formato: Materiale a stampa
• Livello bibliografico: Monografia
• Lingua di pubblicazione: Inglese
• Record Nr.: 9910704039903321
• Lo trovi qui: Univ. Federico II