SILVERSTEIN, M E The impact of emergency surgery on patients with pre-existing disease. [electronic resource] - The Surgical clinics of North America Apr 1955 - 319-33 p. digital Publication Type: Journal Article ISSN: 0039-6109 Standard No.: 10.1016/s0039-6109(16)34530-3 doi Subjects--Topical Terms: EmergenciesHumansPreexisting Condition CoverageSurgical Procedures, Operative