[A responsibility key for personnel in health and social service as an aid for occupational medicine epidemiology].

Staff members of the public health service were examined referring to problems of industrial epidemiology. This examination requires the consideration of activity and branch of study of the people involved. A system of itemization used for encoding is explained. Results of application are introduced with occupationally caused allergy to formaldehyde serving as example. In addition, further possibilities of application are shown.