**Software**

- R-function for fitting semiparametric AFT model with Gehan's weight function
- R-function for implementing AIM (http://cran.r-project.org/web/packages/AIM/index.html)
- R-function for performing exact inference for meta analysis with rare events(http://cran.r-project.org/web/packages/exactmeta)
- R-working space for performing exact inference for meta analysis with random effects model
- Example R code for performing exact inference for meta analysis with random effects model
- Estimating the mean response duration in a given time-window
- Example dataset
- Example R code