title: The pattern of mass radiography.
authors.forename: E G W
authors.initials: EG
authors.lastname: HOFFSTAEDT
mesh_terms: D006801:Humans; D011009:Pneumoconiosis; D013909:Thorax; D014376:Tuberculosis; D014397:Tuberculosis, Pulmonary / Q000175:diagnosis* / Q000453:epidemiology*