Funding for this research was provided by:
Dr. Hantang Qin's startup funding at Iowa State University
Article History
Received: 1 July 2020
Accepted: 1 March 2021
First Online: 11 March 2021
Declarations
:
: All procedures performed in studies, where applicable, were in accordance with the ethical standards of Iowa State University and/or national research committee and 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.
: The participant has consented to the submission of the research to the journal.
: The authors declare no competing interests.