TI - NEws and comment PT - JOUR DP - 1939 TA - Archives of Internal Medicine pages = {809}, VI - 63 IP - 4 AID - 10.1001/archinte.1939.00180210202012 [doi] 4100 - http://dx.doi.org/10.1001/archinte.1939.00180210202012 SO - Archives of Internal Medicine April 1, 1939 63(4):809