https://mpavlou.r-universe.dev/sampsizevalhttps://mpavlou.r-universe.dev/api/packages/sampsizevalhttps://mpavlou.r-universe.dev/sampsizeval/sampsizeval.pdfhttps://mpavlou.r-universe.dev/sampsizeval/doc/manual.htmlhttps://mpavlou.r-universe.dev/sampsizeval/citationhttps://mpavlou.r-universe.dev/sampsizeval/citation.txthttps://mpavlou.r-universe.dev/sampsizeval/citation.cff