1. School of Nursing, College of Health and Human Sciences, Purdue University, West Lafayette, Indiana, USA.
2. School of Nursing, University of Texas, Austin, Texas, USA.
3. School of Medicine, University of Utah, Salt Lake City, Utah, USA.
4. School of Nursing, Oregon Health & Sciences University, Portland, Oregon, USA.
5. College of Nursing, University of Utah, Salt Lake City, Utah, USA.
6. College of Medicine, University of Vermont, Burlington, Vermont, USA.