Funding for this research was provided by:
First Online: 24 October 2019
Compliance with Ethical Standards
: Authors Dadds and Hawes are the developers and receive royalties for publication of the treatment manual describing the face-to-face treatment which was used to benchmark outcomes.
: The trial was registered with the Australian New Zealand Clinical Trials Registry (ACTRN12616001223426), and was approved by the University of Sydney Human Research Ethics Committee (Project No. 2016/452).