1. A.L.E.R.T. Model J3A Portable Screening System Technical and Maintenance Manual distributed by Alcohol Countermeasures Systems Inc., Mississauga, Ontario, Canada L4W 1N8, p. 2.
2. Harger, R.N. (1974)“Recently Published Analytical Methods For Determining Alcohol in Body Materials—Alcohol Countermeasures Literature Review”, National Technical Information Service, U.S. Dept. of Commerce, #PB-237 542, p. 30.
3. Blood Concentrations of Acetaldehyde and Ethanol in Chronic Alcoholics
4. The determination of acetaldehyde in blological samples by head-space gas chromatography