AU  - Allen J
TI  - CHristopher's textbook of surgery
PT  - JOUR
DP  - 1969
TA  - JAMA
pages = {563},
VI  - 207
IP  - 3
AID  - 10.1001/jama.1969.03150160075027 [doi]
4100  - http://dx.doi.org/10.1001/jama.1969.03150160075027
SO  - JAMA January 20, 1969 207(3):563