1. U.S. Environmental Protection Agency, Respiratory Health Effects of Passive Smoking: Lung Cancer and Other Disorders (EPA 600/6-90/006F), US EPA, Washington, DC, 1992.
2. U.S. Dept. of Labor, Occupational Safety and Health Administration, 1994, 29 CFR Parts 1910, 1915, 1926, and 1928 Indoor air quality, proposed rule Fed. Reg. 59#65, Tues, 1994, p. 15968.
3. Environmental Tobacco Smoke Measuring Exposure and Assessing Health Effects,1986
4. A.E. Taylor, D.C. Johnson, H. Kezemi, Circulation, Vol. 86, American Heart Association, USA (1992) p. 1.
5. U.S. Dept. of Health and Human Service, The Health Consequences of Involuntary Smoking; A Report of the Surgeon General, Washington, DC, 1986.