1. Department of Biobehavioral Nursing and Health Informatics, University of Washington School of Nursing, Seattle, Washington, USA.
2. College of Nursing Dean's Office, University of Florida College of Nursing, Gainesville, Florida, USA.
3. University of Florida, Biobehavioral Nursing Science, Gainesville, Florida, USA.
4. Department of Mathematics and Statistical Science, University of Idaho, Moscow, Idaho, USA.