STENSTROM, R Pneumonia in adults during the influenza epidemic of 1957: roentgenological observations. [electronic resource] - Annales medicinae internae Fenniae. Supplementum 1959 - 243-51 p. digital Publication Type: Journal Article ISSN: 0365-4427 Subjects--Topical Terms: AdultEpidemicsHumansInfluenza, Human--complicationsPneumonia--etiology