The correlation of x-ray findings and physical signs in the chest in uncomplicated epidemic influenza Bloomfield, Arthur L. (Arthur Leonard), 1888- Influenza, Human -- diagnosis Lung -- diagnostic imaging Physical Examination Radiography [Baltimore, Md.? : s.n., 1919?] Waters, Charles A. (Charles Alexander), 1888-1961. Text Illustrations Plates 4 p., [4] leaves of plates nlm:nlmuid-101581207-bk 101581207 http://resource.nlm.nih.gov/101581207 OCLC: 793073523 English The National Library of Medicine believes this item to be in the public domain : https://creativecommons.org/publicdomain/mark/1.0/