Allen Oldfather Whipple (September 2, 1881-April 6, 1963) was an American surgeon who is known for the pancreatic cancer operation which bears his name (the Whipple procedure) as well as Whipple's triad. Whipple was born in Urmia, Iran (then called Persia). He became professor of surgery at Columbia University where he served from 1921 to 1946. Wikipedia
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