International Labour Organization form for classification of chest radiographs in suspected pneumoconiosis
The International Labour Organization (ILO) form for classification of chest radiograph features in suspected pneumoconiosis has been adapted for use by the United States Centers for Disease Control and Prevention and the National Institute for Occupational Safety and Health.
Reproduced from: National Institute for Occupational Safety and Health. Workplace Safety & Health Topics. Chest Radiology: ILO Classification. Centers for Disease Control and Prevention. Available at:
http://www.cdc.gov/niosh/topics/chestradiography/ilo.html (Accessed on July 31, 2014).