1. Department of Medical Oncology, Hospital Nacional Edgardo Rebagliati Martins, Lima, Peru;
2. Department of Pathology, Hospital Nacional Edgardo Rebagliati Martins, Lima, Peru;
3. Department of Dermatology, Hospital Nacional Edgardo Rebagliati Martins, Lima, Peru;
4. Department of Nursing, Hospital Nacional Edgardo Rebagliati Martins, Lima, Peru;
5. Department of Pathology, The University of Texas MD Anderson Cancer Center, Houston, TX, USA;
6. Department of Hematopathology, The University of Texas MD Anderson Cancer Center, Houston, TX, USA;
7. Division of Hematologic Malignancies, Dana-Farber Cancer Institute, Harvard Medical School, Boston, MA, USA