Credits IEQc2 IEQc2 IEQc2 IEQc2 IEQc2 IEQc2 IEQc2 IEQc2 IEQc2 IEQc2 IEQc2 IEQc2 IEQc2 IEQc2 IEQc2 IEQc2 EQc2 This site contains research data and considerations EPA uses to study sick building syndrome. Resource type Technical Guides Link http://www.epa.gov/iaq/largebldgs/base_page.htm