TI - PAris PT - JOUR DP - 1929 TA - Journal of the American Medical Association pages = {2182-2183}, VI - 92 IP - 26 AID - 10.1001/jama.1929.02700520034017 [doi] 4100 - http://dx.doi.org/10.1001/jama.1929.02700520034017 SO - Journal of the American Medical Association June 29, 1929 92(26):2182