1. University of Missouri, Columbia, USA
2. University of Illinois at Chicago, USA
3. The Ohio State University College of Nursing, Columbus, USA
4. Case Western Reserve University, Cleveland, OH, USA
5. University of Kansas Medical Center, Kansas City, USA
6. University of Nebraska Medical Center, Omaha, USA
7. South Dakota State University, Brookings, USA
8. Marquette University, Milwaukee, WI, USA
9. University of Oklahoma Health Sciences Center, Oklahoma City, USA