In order to submit an article to the journal, all authors must sign a statement that they have no financial or other conflicts of interest that may affect the results of the study and/or their interpretation. All sources of funding that were used to conduct the research should be indicated. Forms of third-party funding (grants, subsidies, donations) should be indicated. If there are no conflicts, the authors should declare: “The authors declare that they have no commercial interest in any product or concept discussed in this article.”