It should be clear that driver competence or judgement as reflected for example in risk taking is a behavioural final common pathway of all interacting mechanisms, including physiological, neurological and endocrinological ones. As an example a comparison is made of low doses of two drugs on sleep neuroendocrine parameters.
In: Medicine : driver fatigue in road traffic accidents : contributions to workshop on physiological, psychological and sociological aspects of the problem, Commission of the European Communities, 1979, p. 105-113, 2 tab.
This publication is one of our other publications, and part of our extensive collection of road safety literature, that also includes the SWOV publications.