Li, Ru http://orcid.org/0000-0002-6275-5156
Karukivi, Max
Lindblom, Jallu
Korja, Riikka
Karlsson, Linnea
Karlsson, Hasse
Nolvi, Saara
Funding for this research was provided by:
Juho Vainion Säätiö
Jalmari ja Rauha Ahokkaan Säätiö
Signe ja Ane Gyllenbergin Säätiö
Academy of Finland
University of Turku (UTU) including Turku University Central Hospital
Article History
Received: 2 June 2022
Accepted: 21 August 2023
First Online: 5 September 2023
Declarations
:
: The authors declare no conflict of interest.
: All the parents gave their informed consent when participating in the study. The Ethics Committee of the Hospital District of Southwest Finland has approved the study baseline protocol (14.6.2011 ETMK:57/180/2011 § 168) and the protocol for the COVID-19 follow-up (ETMK: 17/1802/2020). All procedures in this study comply with the ethical standards of the national and institutional research committee on human experimentation, and with the 1964 Declaration of Helsinki as well as its later amendments.