Sesilia, Kaukonen http://orcid.org/0000-0002-8406-5172
Susanna, Pajula http://orcid.org/0000-0003-4569-8046
Virve, Koljonen http://orcid.org/0000-0003-0398-4829
Mika, Gissler http://orcid.org/0000-0001-8254-7525
Veli-Matti, Ulander http://orcid.org/0000-0002-5235-1668
Marja, Kaijomaa http://orcid.org/0000-0003-2180-1483
Funding for this research was provided by:
University of Helsinki including Helsinki University Central Hospital
Article History
Received: 28 December 2022
Accepted: 12 January 2023
First Online: 26 January 2023
Declarations
:
: The authors have no relevant financial or non-financial interests to disclose.
: This is a retrospective and observational study. The Helsinki University Research Ethics Committee has confirmed that no ethical approval is required.