1. University of Massachusetts Medical School, Worcester
2. Merelahe Family Doctors Center, Tallinn, Estonia
3. Janssen Research and Development, Titusville, New Jersey
4. Janssen-Cilag, Vienna, Austria
5. Statistics and Decision Sciences, Quantitative Sciences
6. Vertex Pharmaceuticals, Boston, Massachusetts
7. Clinical Virology, Janssen Pharmaceutica, Beerse, Belgium