Changes in version 1.1.1 (2022-01-10) - There is a modification with handling the missing data. We changed the warning message and new approach of handling missing data is adapted to both selection data and response data. Changes in version 1.1.0 (2021-05-10) - We changed the structures of the function EMSS. There are now internal functions for fitting various methods, and also for getting the Q value. - We added a github repository for reporting bugs. - Now, users can use tidy type of summary by using arguments in the summary.EMSS function.