The Journal of Headache and Pain 23, 77 (2022)

https://doi.org/10.1186/s10194-022-01445-5

After publication of this article [1], the authors reported that in the Methods section, several citations to references were incorrect. the citation to [8, 12, 13] should have read [11-13], and the citations to [14] should have read [11].

The original article [1] has been corrected.