TI - ROentgen diagnosis of diseases of the head. PT - JOUR DP - 1919 TA - Journal of the American Medical Association pages = {516-517}, VI - 72 IP - 7 AID - 10.1001/jama.1919.02610070054034 [doi] 4100 - http://dx.doi.org/10.1001/jama.1919.02610070054034 SO - Journal of the American Medical Association February 15, 1919 72(7):516