1. Influenza frequently complicated with pneumonia is prevalent at this time throughout America Author(s): Chicago (Ill.). Department of Health. Publication: [Chicago : Dept. of Health, 1918?] Subject(s): Influenza, HumanCommunicable Disease ControlChicago
2. [United States Public Health Service Hospital, Chicago, Illinois] Publication: Produced: [between 1950 and 1959?] Subject(s): HospitalsChicagoUnited States. Public Health Service.