Department of Systems Biology, Columbia University, New York, NY, USA.|Department of Systems Biology, Columbia University, New York, NY, USA.|Department of Environmental Health Sciences, Mailman School of Public Health, Columbia University, New York, NY 10032, USA.|Department of Environmental Health Sciences, Mailman School of Public Health, Columbia University, New York, NY 10032, USA.|Department of Computer Science, Columbia University, New York, NY, USA.|Department of Systems Biology, Columbia University, New York, NY, USA.