Croft, Katri
Kervanto-Seppälä, Sari
Kerosuo, Eero
Funding for this research was provided by:
Finnish Association of Women Dentists
University of Helsinki including Helsinki University Central Hospital
Article History
Received: 12 December 2021
Accepted: 20 June 2022
First Online: 4 July 2022
Change Date: 27 May 2023
Change Type: Correction
Change Details: A Correction to this paper has been published:
Change Details: https://doi.org/10.1007/s00784-023-05086-z
Declarations
:
: Research permission was granted by Director of Oral Health Care of the City of Helsinki on 18<sup>th</sup> May 2020, approval number HEL 2020–005147 T 13 02 01. According to the Finnish legislation, no separate ethical approval is needed for a retrospective study. This article does not contain any studies with human participants or animals performed by any of the authors.
: No informed consent is required for this type of study.
: The authors declare no competing interests.