1 Computational Biology Institute, The Milken Institute School of Public Health, The George Washington University, Washington, DC, 20052, USA. kmgibson@gwu.edu.
2 Department of Epidemiology, The Milken Institute School of Public Health, The George Washington University, Washington, DC, 20052, USA.
3 Computational Biology Institute, The Milken Institute School of Public Health, The George Washington University, Washington, DC, 20052, USA.
4 Department of Biostatistics and Bioinformatics, The Milken Institute School of Public Health, The George Washington University, Washington, DC, 20052, USA.
5 CIBIO-InBIO, Centro de Investigação em Biodiversidade e Recursos Genéticos, Universidade do Porto, Campus Agrário de Vairão, Vairão, Portugal.