Liu, Yong
Hannig, Matthias http://orcid.org/0000-0003-0669-6881
Funding for this research was provided by:
German Research Foundation, DFG, SFB 1027 (SFB 1027)
Article History
Received: 4 March 2020
Accepted: 28 May 2020
First Online: 5 June 2020
Ethics approval and consent to participate
: The study protocol had been approved by the Medical Ethics Committee of the Medical Association of Saarland, Germany (# 238/03, 2016). Informed written consent forms were signed by the participants before experiment performance.
: Not applicable.
: The authors declare that they have no competing interests.