1. Robert Wood Johnson Medical School, Rutgers University, Piscataway, New Jersey, USA.
2. Department of Medicine (Section of Medical Oncology), Yale University School of Medicine, New Haven, Connecticut, USA.
3. Institute of Pathology, University of Bern, Bern, Switzerland.
4. Department of Pathology, Yale University School of Medicine, New Haven, Connecticut, USA.
5. Department of Ophthalmology and Visual Science, Yale University School of Medicine, New Haven, Connecticut, USA.