Ollikainen, Emilia
Tervonen, Tellervo
Suominen, Anna Liisa
Knuuttila, Matti
Jula, Antti
Saxlin, Tuomas
Ylöstalo, Pekka
Funding for this research was provided by:
Suomen Hammaslääkäriseura Apollonia
Finnish Women Dentists’Association
Article History
Received: 23 June 2022
Accepted: 12 October 2022
First Online: 12 November 2022
Declarations
:
: The study was conducted in accordance with the principles of the Helsinki Declaration. The participation in the Health 2000 Survey was voluntary. The participants provided informed written consent for the study. The Ethical Committee for Research in Epidemiology and Public Health at the Hospital District of Helsinki and Uusimaa (5/2000) approved the study.
: Not applicable.
: The authors declare that they have no competing interests.