title: SHADOW OR SUBSTANCE.
mesh_terms: D006801:Humans; D008169:Lung Abscess; D011014:Pneumonia; D013902:Radiography, Thoracic; D013203:Staphylococcal Infections; D013296:Streptococcus pneumoniae
keywords: DIPLOCOCCUS PNEUMONIAE; LUNG ABSCESS; PNEUMONIA; STAPHYLOCOCCAL INFECTIONS; THORACIC RADIOGRAPHY