1. Department of Pathology and Laboratory Medicine, David Geffen School of Medicine at UCLA, Los Angeles, CA, USA
2. Department of Pathology, Molecular Pathology Research Center, Peking Union Medical College Hospital, Chinese Academy of Medical Science, Beijing, China
3. Cedars-Sinai Biobank & Research Pathology Resource, Cedars-Sinai Medical Center, Los Angeles, CA, USA
4. Department of Laboratory Medicine, Geisinger Health System, Danville, PA, USA