Kothari, Simple Futarmal http://orcid.org/0000-0001-8043-2927
Shimosaka, Michiharu
Iida, Takashi
Komiyama, Osamu
Shibutani, Koh
Svensson, Peter
Baad-Hansen, Lene
Funding for this research was provided by:
Tandlægeforeningen
Article History
Received: 30 April 2018
Accepted: 2 October 2018
First Online: 16 October 2018
Compliance with ethical standards
:
: The authors declare that they have no conflict of interest.
: The study was approved by the Central Denmark Region ethics committee ref. no. 1-10-72-139-12. This study was performed in accordance with the 1964 Helsinki declaration and its later amendments or comparable ethical standards.
: Informed consent was obtained from all individual participants included in the study.