data.table (>= 1.14), logger (>= 0.2.2), methods, progressr,
R6 (>= 2.5.1), survival, targeted (>= 0.6), rlang
future, tinytest, MASS, geepack, covr, pdftools, knitr, mets
(>= 1.3.4), rmarkdown, magick, pwr, pwrss