TI - AUstralia PT - JOUR DP - 1929 TA - Journal of the American Medical Association pages = {1489-1490}, VI - 93 IP - 19 AID - 10.1001/jama.1929.02710190061025 [doi] 4100 - http://dx.doi.org/10.1001/jama.1929.02710190061025 SO - Journal of the American Medical Association November 9, 1929 93(19):1489