[Pneumonology in the course of time].
Wagner
T O F
TO
Seeger
W
W
D003430:Cross-Sectional Studies; D005544:Forecasting; D005858:Germany; D006801:Humans; D008171:Lung Diseases / Q000453:epidemiology* / Q000209:etiology; D015272:Pulmonary Medicine / Q000639:trends*