Published on in Vol 15, No 8 (2013): August
1 Web Science Research Center, Tetherless World Constellation, Rensselaer Polytechnic Institute, Troy, NY, United States
2 Predictive Medicine, Inc., Belmont, MA, United States
3 NHS Grampian, University of Highlands and Islands and University of Aberdeen, Elgin, United Kingdom
4 Centro de Biotecnología y Genómica de Plantas, Universidad Politécnica de Madrid, Madrid, Spain
5 Elderly Care Research Center, Department of Sociology, Case Western Reserve University, Cleveland, OH, United States
*all authors contributed equally