Received: 9 July 2018
Accepted: 12 June 2019
First Online: 24 June 2019
Ethics approval and consent to participate
: Ethical approval for the study was given by the Ethics Committee of the University of Turku (22/2014) and permissions to collect data were given according to national standards at all participating organizations (The Finnish Advisory Board on Research Integrity 2012). An information letter about the study was also sent to the respondents. The respondents were informed about anonymous response and confidentiality. Voluntary responses to the survey were considered as informed consent to participate to the study. These procedures were approved by the Ethics Committee.
: Not applicable.
: The authors declare that they have no competing interests.