TI - JApan PT - JOUR DP - 1929 TA - Journal of the American Medical Association pages = {707}, VI - 93 IP - 9 AID - 10.1001/jama.1929.02710090047022 [doi] 4100 - http://dx.doi.org/10.1001/jama.1929.02710090047022 SO - Journal of the American Medical Association August 31, 1929 93(9):707