Fränti, Pasi
Mariescu-Istodor, Radu
Akram, Awais
Satokangas, Markku
Reissell, Eeva
Article History
Received: 30 December 2022
Accepted: 6 April 2023
First Online: 29 April 2023
Declarations
:
: Permission to use the register data was obtained from the Finnish Institute for Health and Welfare. All methods were carried out in accordance with relevant guidelines and regulations of declaration of Helsinki. The Finnish legislation (Act 552/2019) do not require informed consent for register-based research when study is solely based on registers and the study is considered important to be of public health.
: Not applicable.
: The authors declare no competing interests.