Funding for this research was provided by:
Patient-Centered Outcomes Research Institute (ME-1310-07009)
Received: 5 September 2017
Accepted: 10 January 2018
First Online: 25 January 2018
Ethics approval and consent to participate
: Not applicable.
: All authors provide consent for publication of this manuscript.
: All authors are investigators of a Patient-Centered Outcomes Research Institute (PCORI)-funded project (Contract Number: ME-1310-07009) that consists of developing DAA and conducting a randomized controlled trial to evaluate its effectiveness.
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