#' Convert \code{call} Object to a String
#'
#' This method concerts \code{call} objects into a simple, intuitive
#' human-readable form.
#' @param x a \code{call} object
#' @param ... ignored parameters
#' @return a character-string representing the \code{call} object
#' @author Matt Owen \email{mowen@@iq.harvard.edu}
callToString <- function (x, ...)
as.character(as.expression(x))
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