PLoS One 2014 9;9(9):e106681. Epub 2014 Sep 9.
Saw Swee Hock School of Public Health, National University of Singapore, Singapore, Singapore; Life Sciences Institute, National University of Singapore, Singapore, Singapore; Department of Statistics and Applied Probability, National University of Singapore, Singapore, Singapore; NUS Graduate School for Integrative Science and Engineering, National University of Singapore, Singapore, Singapore; Genome Institute of Singapore, Agency for Science, Technology and Research, Singapore, Singapore.