date.ddmmmyy

A vector of Julian dates, e.g., as returned by
    <code>mdy.date()</code>.

sdate

Given a vector of Julian dates, this returns them in the form
  ``10Nov89'', ``28Jul54'', etc.

survival analysis: descriptive statistics, two-sample
  tests, parametric accelerated failure models, Cox model. Delayed entry
  (truncation) allowed for all models; interval censoring for parametric
  models.

date.ddmmmyy: Format a Julian date

Description

Usage

Arguments