Mengel, E. http://orcid.org/0000-0003-4693-7416
Tillmann, V.
Remmel, L.
Kool, P.
Purge, P.
Lätt, E.
Jürimäe, J.
Funding for this research was provided by:
Estonian Ministry of Education and Science (IUT 20-58)
Eesti Teadusagentuur (PUT 1382)
Article History
Received: 10 October 2017
Accepted: 16 May 2018
First Online: 1 June 2018
Compliance with ethical standards
:
: None.
: The study was approved by the Research Ethics Committee of the University of Tartu, Tartu, Estonia. Informed consent was obtained from all individual participants included in the study.