Walker, Daniel M.
Funding for this research was provided by:
Agency for Healthcare Research and Quality (R36HS023343)
Article History
Received: 13 September 2016
Accepted: 13 February 2017
First Online: 24 February 2017
Compliance with ethical standards
:
: This project was funded under grant number R36HS023343 from the Agency for Healthcare Research and Quality (AHRQ), U.S. Department of Health and Human Services. The opinions expressed in this document are those of the author and do not reflect the official position of AHRQ or the U.S. Department of Health and Human Services.