[Dhis2-users] Dynamic fields in program stages

Dear all, I need to know if there is any way to create dinamic fields in a program stage, so the value is calculated in the data entry form. i.e. Intergenesic period would be calculated using the 2 fields last delivery day and last menstrual period, or... Body Mass Index with height and

[Dhis2-users] Combo box or Selection Field in Data set form

Hi all, I need to create a combo box for a data element in a Data Set form. I've created the value associated to an option set but when i introduce this value the option set doesn't appear in the form. I've seen that it's posible to create a selection Field but I don't know how to associate it to