Vetkas, Artur
Prans, Ele
Kõks, Sulev
Rätsep, Tõnu
Asser, Toomas
Funding for this research was provided by:
Eesti Teadusagentuur (IUT20-46, IUT20-46, IUT2-4)
Article History
Received: 31 July 2019
Accepted: 14 April 2020
First Online: 18 April 2020
Ethics approval and consent to participate
: All procedures performed in studies involving human participants were in accordance with the ethical standards of the institutional and/or national research committee and with the 1964 Helsinki declaration and its later amendments or comparable ethical standards.Ethical approval (214/T-2/2012) was given by Tartu University ethical committee.Written informed consent was obtained from all individual participants included in the study. In case patients were not able to perform the written consent themselves legal guardian or representative provided consent to participate in their stead.
: Not applicable.
: None<b>.</b> All authors certify that they have no affiliations with or involvement in any organization or entity with any financial interest (such as honoraria; educational grants; participation in speakers’ bureaus; membership, employment, consultancies, stock ownership, or other equity interest; and expert testimony or patent-licensing arrangements), or non-financial interest (such as personal or professional relationships, affiliations, knowledge or beliefs) in the subject matter or materials discussed in this manuscript.