Updates are available Correction dated 2021-02-26

Article History

Received: 25 September 2020

Accepted: 21 December 2020

First Online: 9 January 2021

Change Date: 26 February 2021

Change Type: Correction

Change Details: A Correction to this paper has been published:

Change Details: https://doi.org/10.1007/s00784-021-03812-z

Compliance with ethical standards

:

: MJ and JW are scientific advisers at BrainCool AB. All other authors declare no conflicts of interest.

: All the procedures in this study involving human participants were performed in accordance with the ethical principles established in the WMA Declaration of Helsinki (Fortaleza, October 2013). The study was also reviewed and approved by the Department of Oral Medicine and Pathology, Institute of Odontology, Sahlgrenska Academy, University of Gothenburg, Gothenburg, Sweden, which was a request by the Swedish Ethical Review Authority. The Swedish Ethical Review Authority itself did not consider an ethical application necessary.

: All participants received information concerning the study and were further informed about the rights to withdraw consent to participate at any given time without reprisal. Informed written consent, as well as consent for publication, was obtained from all the participants.

: Not applicable.