American Industrial Hygiene Association
American Board of Industrial Hygiene
American Society for Heating, Refrigerating and Air-Conditioning Engineers
American Conference of Governmental Industrial Hygienist
American Society of Safety Engineers
National Institute for Occupational Safety and Health
Occupational Safety and Health Administration
Some Information about the Fungi
Material Safety Data Sheets
National Safety Council
AIHA - North Texas Local Section
American National Standards Institute
Mine Safety and Health Administration
Environmental Protection Agency
Centers for Disease Control & Prevention