title: [Influenzal virus pneumonia in chronic heart & lung diseases].
mesh_terms: D006331:Heart Diseases / Q000150:complications*; D006801:Humans; D008171:Lung Diseases / Q000150:complications*; D011014:Pneumonia / Q000209:etiology*
keywords: HEART DISEASES/complications; LUNG DISEASES/complications; PNEUMONIA/etiology and pathogenesis
vernacular_title: Influenza-viruspneumonie bij chronische harten longziekten.