1 Department of Biostatistics and Bioinformatics, Duke Clinical Research Institute, Durham, NC (MJP, BN); Department of Public Health, Erasmus MC, Rotterdam, the Netherlands (EWS). michael.pencina@duke.edu.
2 Department of Biostatistics and Bioinformatics, Duke Clinical Research Institute, Durham, NC (MJP, BN); Department of Public Health, Erasmus MC, Rotterdam, the Netherlands (EWS).