About the Authors
- Paul T. Shattuck, Benjamin P. Cooper
- Brown School of Social Work, Washington University, St. Louis, Missouri, United States of America
- Gael I. Orsmond
- Department of Occupational Therapy at Boston University, Boston, Massachusetts, United States of America
- Mary Wagner
- SRI International, Menlo Park, California, United States of America
The authors have declared that no competing interests exist.
Analyzed the data: PTS BPC. Wrote the paper: PTS GIO MW BPC.