Edama, Mutsuaki http://orcid.org/0000-0002-2784-6466
Ikezu, M.
Kaneko, F.
Kikumoto, T.
Takabayashi, T.
Hirabayashi, R.
Inai, T.
Kageyama, I.
Article History
Received: 19 June 2018
Accepted: 2 July 2018
First Online: 20 August 2018
Compliance with ethical standards
:
: The authors declare that they have no competing interests.
: The methods were carried out in accordance with the 1964 Helsinki declaration and the cadavers were legally donated for the research by the Nippon Dental University of Life Dentistry at Niigata in Japan.
: Informed consent was obtained from the families of all subjects.
: The datasets generated during and/or analysed during the current study are available from the corresponding author on reasonable request.