It has become increasingly difficult for the single clinician to cover the whole area of traumatology and particularly neurotraumatology. This is now a science with various specialized fields of research. The results are published in different and special journals, proceedings and books often not easily available to those responsible for the daily practical management of the patients with head injuries. Epidemiological investigations are necessary to evaluate the severity and frequency of accidents and injuries. Such studies will stress the importance of analysis of the causes and also the...