Abstract
In 1964 a working part was established by the Dutch Government (Public Health Department) to study "Medical Deficiencies in the Prevention of Traffic Accidents. Study of the literature was directed at temporary and permanent medico-psychological disorders, and medical disorders in road users that can affect road safety; 1: visual deficiencies, 2: cardiovascular diseases, 3: alcoholic intoxication, 4: fatigue, 5: epilepsy, 6: psychiatric disorders, 7: diabetes mellitus and hypoglycaemia, 8: carbon monoxide poisoning, and 9: menstrual cycle. This is an English summary of the Dutch report "Menselijke factoren in de preventie van verkeersongevallen."