Erratum to “Sleep body position correlates with cognitive performance in middle-old obstructive sleep apnea subjects” [Sleep Med: X 4 (2022) 100050]

The publisher regrets “Declaration of conflict of interest” was not included in the published article that appeared in the previous issue of Sleep Medicine: X.

Declaration of competing interest

The authors declare that they have no known competing financial interests or personal relationships that could have appeared to influence the work reported in this paper.

The publisher would like to apologise for any inconvenience caused.