Gruzieva, Olena
Georgelis, Antonios
Andersson, Niklas
Bellander, Tom
Johansson, Christer
Merritt, Anne-Sophie
Funding for this research was provided by:
Forskningsrådet om Hälsa, Arbetsliv och Välfärd
Article History
Received: 21 April 2020
Accepted: 16 December 2020
First Online: 19 December 2020
Compliance with ethical standards
:
: The study was approved by the Ethics Committee of Karolinska Institutet Stockholm, Sweden (Ref. 2016/125-31).
: The parents of all participating families provided written informed consent.
: Not applicable
: The authors declare that they have no conflicts of interest.