Funding for this research was provided by:
National Science Foundation (0729493, 0721707)
Accepted: 30 November 2020
First Online: 8 January 2021
Compliance with Ethical Standards
: Not applicable.
: Data collection and analysis was approved and conducted within the guidelines set forth by the Queensland Institute of Medical Research human research ethics committee and with the Helsinki Declaration of 1975, as revised in 2008.
: Informed consent was obtained from all participants before data collection.
: Analyses were conducted in the free package Mx and in SAS 9.4.