dplyr, ellipsis, glue, purrr, rlang, smd, stats, tidyr,
tidyselect
dplyr, purrr, rlang, smd, stats, tidyr, tidyselect
dplyr, purrr, rlang, smd, stats, tidyr, tidyselect, utils
covr, ggplot2, MatchIt, spelling, testthat (>= 3.0.0), vdiffr