[Conflict of interests and scientific publications].

INTRODUCTION The potential relationships of interest between authors, reviewers, editors and financial management of the journals can lead to a conflict of interest in their performances. DEVELOPMENT It analyzes the potential conflicts of interest in the papers, with extreme examples, assessing the need for careful statement of the relations, especially economic. CONCLUSIONS Potential conflicts of interest should be transparent and the knowledge and values should be an objective of the magazines. The declaration of relationships should be required in the communication of research, but their existence should not prejudge misconduct.