1. Geisinger Health, Danville, Pennsylvania, USA
2. TriCore Reference Laboratories, Albuquerque, New Mexico, USA
3. GenMark Diagnostics, Carlsbad, California, USA
4. Johns Hopkins University School of Medicine, Baltimore, Maryland, USA
5. Medical College of Wisconsin, Milwaukee, Wisconsin, USA
6. Indiana University, Bloomington, Indiana, USA
7. Detroit Medical Center, Detroit, Michigan, USA