Add package anchor for print.xtable()

Author: nanxstats

R/gsMethods.R

@@ -329,7 +329,7 @@ print.nSurvival <- function(x, ...) {
 #' package, \code{addTable.RTF()} (from the rtf package) to produce console or
 #' R Markdown output or output to a variety of file types. \code{xprint()} is
 #' provided for LaTeX output by setting default options for
-#' \code{\link{print.xtable}()} when producing tables summarizing design
+#' \code{\link[xtable]{print.xtable}} when producing tables summarizing design
 #' bounds.
 #'
 #' Individual transformation of z-value test statistics for interim and final