-rozne latky (alkohol, kokain, heroin, metadon, fenobarbital) poctom letalnych intoxikacii analyzovanych v studii
-obdobie neudava, ale zdroje.
Garriott, J. & Petty, C. S. (1980) Death from inhalant abuse: toxicological
and pathological evaluation of 34 cases. Clinical Toxicology, 16, 305–315.
Winek, C. L., Wahba, W. W. & Rozin, L. (1995) Accidental death by nitrous oxide. Forensic Science International, 73, 139–141.
co sa prostredia resp. okolnosti tyka, uvadza "...N2O when used with adequate oxygen is not lethal. Non-medical doses (e.g. in a balloon) are usually 100% N2O, and death is due to anoxia."
a je to
Robert S. Gable: Comparison of acute lethal toxicity of commonly abused psychoactive substances.
Addiction, 99, 6, P. 686 - 696. 2004.
doi 10.1111/j.1360-0443.2004.00744.x