Complex sentence: The following are the largest Belgian shopping malls in terms of Gross Leasable Area (industry standard), thus excluding'mini malls' or shopping galleries like for example the Galeries Royales Saint-Hubert.
Split into simpler sentences: The following are the largest Belgian shopping malls in terms of Gross Leasable Area (industry standard measurement). Therefore the list excludes'mini malls' or shopping galleries like for example the Galeries Royales Saint-Hubert.