Daytime napping and increased risk of incident respiratory diseases: symptom, marker, or risk factor?

"Conflict of interest The authors declare that they have no conflict of interest. The ICMJE Uniform Disclosure Form for Potential Conflicts of Interest associated with this article can be viewed by clicking on the following link: http://dx.doi.org/10.1016/j.sleep.2016.06.012. Conflict of interestICMJE Form for Disclosure of Potential Conflicts of Interest form.Conflict of interest Conflict of interest ICMJE Form for Disclosure of Potential Conflicts of Interest form."

"We thank all participants, general practitioners, and the EPIC-Norfolk study team for their contribution. The design and conduct of the EPIC-Norfolk study and collection and management of the data were supported by program grants from the Medical Research Council of the United Kingdom (grants G9502233 and G1000143) and Cancer Research UK (grants SP2024/0204 and C864/A14136)."