[The environment, knowledge and preventive medicine. 3. The radical approach of conservative medicine--preventive environmental medicine as the physician's responsibility].

To develop a strategy of environmental medicine it is necessary to harmonize the scientific and the holistic ways of thinking. On the basis of a holistic philosophy it is possible to set up a constructive system of values that looks ahead and the assessment of anthropogenic pollutions of the environment. It is imperative to change the way of thinking.