Rättö, Hanna
Kurko, Terhi
Pajunen, Pia
Kastarinen, Helena
Article History
Received: 7 June 2023
Accepted: 17 July 2024
First Online: 19 August 2024
Declarations
:
: As the study was based only on administrative, secondary register data, under Finnish law no Ethics Board approval was required []. No human subjects were contacted to collect the data. The data used in the study were fully pseudonymised before we accessed them, and all data preparation and linkage in the study were done with pseudo-identifiers. The study was conducted following good scientific practice, data protection guidelines and ethical standards.
: Not applicable.
: The authors declare no competing interests.