Declaration of all potential conflicts of interest is required by Copernicus Publications as this is an integral aspect of a transparent record of scientific work. Disclosure of relationships and interests provides a more complete picture of the research and prevents biased assessment of it. In addition, the disclosure of (potential) competing interest helps readers to form their own judgements of potential bias. Authors A conflict of interest occurs when professional conclusions regarding the complete and objective presentation of research are influenced or could be influenced by a secondary interest. Therefore, we require that our authors disclose such possible competing interests. … Lire la suite de Competing interests policy