2Department of Biomedical Informatics, University of Pittsburgh School of Medicine, Pittsburgh, PA 15206, USA
3UPMC Hillman Cancer Center, University of Pittsburgh, Pittsburgh, PA 15232, USA
6Department of Bioengineering, University of Pittsburgh School of Engineering, Pittsburgh, PA 15219, USA
7Department of Biostatistics, University of Pittsburgh School of Public Health, Pittsburgh, PA 15261, USA
