Résumé
A committee of 27 experts, including 3 paediatric experts, was set up. Policy of declaring and monitoring links of interest was applied and respected throughout the process of producing the guidelines. Similarly, no funding was received from any company marketing a healthcare product (drug or medical device). The committee had to follow respectfully the GRADE® (Grading of Recommendations Assessment, Development and Evaluation) method to assess the quality of the evidence on which the guidelines were based.