It's taken 20 years to get here, but a simple test that involves peeing in a cup could make a world of difference to tens of thousands of people, thanks to Professor Kenny De Meirleir of the Brussels Free University (VUB).
You pass by them in the regular course of your day. There are people there from opening to closing, and they seem friendly, too. But you never go in. It always seems like you're an outsider.
Flanders Today is a 
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