How to add months to date in bex

Hi All,

I have one requirement in Query level. I need to add months to date should get the results as a date.

there is a one field deferred period which has months data.

there is a one more filed loss date which has dates information.

In query level i need to add deferred period to lossdate and result should be in date format.

please do helpful in this.

thanks in advance.