Harrell Jr F (2025). Hmisc: Harrell Miscellaneous. R package version 5.2-4, https://hbiostat.org/R/Hmisc/.
@Manual{,
title = {Hmisc: Harrell Miscellaneous},
author = {Frank E {Harrell Jr}},
year = {2025},
note = {R package version 5.2-4},
url = {https://hbiostat.org/R/Hmisc/},
}