Lung Cancer in Belgium.

Introduction: Health Care System - The kingdom of Belgium with its capital Brussels is located in Western Europe (Fig. 1) and has a population of 11,492,641 inhabitants (January 2020) for a surface of 30,689 km2. The country is a member of the European Union (EU) and federally organized with a Dutch-speaking majority in the northern Flemish region, a French-speaking region (Wallonia) in the south, and the Brussels capital region. Its population is mainly of Caucasian ethnicity, with 10% immigrants from different non-EU countries, mostly Africa and Middle East. [.]