155 S/F94 as a proxy for COVID-19 severity 7 23. Harrell Jr, F. E., and with contributions from Charles Dupont and many others. Hmisc: Harrell miscellaneous. (2020). R package version 4.4-2. https://CRAN.R-project.org/package=Hmisc 24. Wittes, J. Sample size calculations for randomized controlled trials. Epidemiologic reviews 24, 39–53 (2002).
RkJQdWJsaXNoZXIy MTk4NDMw