[Assessment of appropriateness and verification of interventions in the professional practice of the occupational physician]

Evaluation of Occupational Health Practice is both an intriguing research field and an essential tool to assure the quality of intervention. The objectives of this paper are: (i) to define the principles of evaluation and the role of quality assurance of intervention, (ii) to define the principles of audit of professional practice, (iii) to outline the role of research in evaluating and improving intervention and other practice.