TI - HEmatology. PT - JOUR DP - 1949 TA - American Journal of Diseases of Children pages = {960}, VI - 78 IP - 6 AID - 10.1001/archpedi.1949.02030050979018 [doi] 4100 - http://dx.doi.org/10.1001/archpedi.1949.02030050979018 SO - American Journal of Diseases of Children December 1, 1949 78(6):960