Funding for this research was provided by:
Foundation for the Scientific Study of Sexuality
Text and Data Mining valid from 2017-11-09
First Online: 9 November 2017
Compliance with Ethical Standards
: This research was supported by a grant from the Foundation for the Scientific Study of Sexuality to Martin J. Downing, Jr., Ph.D. (no award number provided). The authors declare that they have no other conflicts of interest.
: All procedures performed in studies involving human participants were in accordance with the ethical standards of the institutional 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.