TI  - The history of the forceps: An investigation on the occurrence, evolution and use of the forceps from prehistoric times to the present day
PT  - JOUR
DP  - 1939
TA  - Journal of the American Medical Association
pages = {2264},
VI  - 113
IP  - 25
AID  - 10.1001/jama.1939.02800500070033 [doi]
4100  - http://dx.doi.org/10.1001/jama.1939.02800500070033
SO  - Journal of the American Medical Association December 16, 1939 113(25):2264