1. Pittsburgh Cytogenetics Laboratory, Center for Medical Genetics and Genomics, Magee-Womens Hospital of UPMC, Pittsburgh, PA, USA
2. Department of Human Genetics, University of Pittsburgh Graduate School of Public Health, Pittsburgh, PA, USA
3. Department of Pathology, Medical College of Wisconsin, Milwaukee, WI, USA
4. Department of Pathology, University of Pittsburgh School of Medicine, Pittsburgh, PA, USA
5. Department of Medicine, Division of Hematology, University of Colorado, Denver, CO, USA
6. Department of Obstetrics, Gynecology and Reproductive Sciences, University of Pittsburgh School of Medicine, Pittsburgh, PA, USA