> -----Original Message-----
> From: SHEIKH Sajjad
>
> No, they can not appear together.
> Either it will be 'EFSA', or 'No dissemination' or another value.
>
> So the 2nd part is not always true!
>

Simple logic:

x and ( (not y) or (not z) )

Will evaluate to true when x is true and either y or z ( or both y and z )
evaluate to false

You want, in this case:

x and (not y) and (not z)

Cheers

Andreas


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