TI - CUrrent comment PT - JOUR DP - 1919 TA - Journal of the American Medical Association pages = {1888-1889}, VI - 73 IP - 25 AID - 10.1001/jama.1919.02610510026017 [doi] 4100 - http://dx.doi.org/10.1001/jama.1919.02610510026017 SO - Journal of the American Medical Association December 20, 1919 73(25):1888