Funding for this research was provided by:
Ho Chi Minh City Department of Science and Technology (46/2018/HD-QKHCN)
Ludwig-Maximilians-Universität München
Article History
Received: 29 May 2020
Accepted: 14 September 2020
First Online: 8 October 2020
Compliance with ethical standards
:
: The authors declare that they have no conflict of interest.
: This study was funded by Ho Chi Minh City Department of Science and Technology (Under Grant Number 46/2018/HD-QKHCN).