1. Global Clinical Sciences, Sanofi Pasteur, Swiftwater, PA, USA
2. Kentucky Pediatric/Adult Research, Bardstown, KY, USA
3. Private Practice, Nicholasville, KY, USA
4. J. Lewis Research, Salt Lake City, UT, USA
5. MedPharmics, Metairie, LA, USA
6. Global Biostatistical Sciences, Sanofi Pasteur, Toronto, ON, Canada
7. Global Biostatistical Sciences, Sanofi Pasteur, Swiftwater, PA, USA