https://bethatkinson.r-universe.dev/survivalVignetteshttps://bethatkinson.r-universe.dev/api/packages/survivalVignetteshttps://bethatkinson.r-universe.dev/survivalVignettes/survivalVignettes.pdfhttps://bethatkinson.r-universe.dev/survivalVignettes/doc/manual.htmlhttps://bethatkinson.r-universe.dev/survivalVignettes/citationhttps://bethatkinson.r-universe.dev/survivalVignettes/citation.txthttps://bethatkinson.r-universe.dev/survivalVignettes/citation.cff