1. Department of Pathology, Massachusetts General Hospital, Harvard Medical School , Boston, MA, USA
2. Gynecology Service, Department of Surgery, Memorial Sloan Kettering Cancer Center , New York, NY, USA
3. Current affiliation: Department of Obstetrics and Gynecology, NYU Grossman School of Medicine , New York, NY, USA
4. Department of Pathology and Laboratory Medicine, Memorial Sloan Kettering Cancer Center , New York, NY, USA
5. Department of Epidemiology and Biostatistics, Memorial Sloan Kettering Cancer Center , New York, NY, USA
6. Current affiliation: Department of Medical Pathology, Federal University of Paraná , Curitiba, Paraná, Brazil