Ahonen-Siirtola, M.
Nevala, T.
Vironen, J.
Kössi, J.
Pinta, T.
Niemeläinen, S.
Keränen, U.
Ward, J.
Vento, P.
Karvonen, J.
Ohtonen, P.
Mäkelä, J.
Rautio, T.
Article History
Received: 30 August 2017
Accepted: 18 May 2018
First Online: 7 June 2018
Compliance with ethical standards
:
: Authors MAS, TN, JV, TP, SN, UK, JW, PV, JK, PO, JM, and TR declare no conflict of interest. Author JK declares conflict of interest not directly related to the submitted work (one lecturing fee from Medtronic, not related to the submitted work).
: 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.
: This article does not contain any studies with animals performed by any of the authors.
: Informed consent was obtained from all individual participants included in the study.