The American Surgical Association: past, present, and future.
Spencer
F C
FC
Department of Surgery, New York University, New York City, USA.
D005544:Forecasting; D013502:General Surgery / Q000266:history* / Q000458:organization & administration / Q000639:trends; D049672:History, 19th Century; D049673:History, 20th Century; D012955:Societies, Medical / Q000266:history* / Q000458:organization & administration / Q000639:trends; D014481:United States