AU - YOUNG LW TI - PEdiatric radiology PT - JOUR DP - 1979 TA - American Journal of Diseases of Children pages = {337}, VI - 133 IP - 3 AID - 10.1001/archpedi.1979.02130030113031 [doi] 4100 - http://dx.doi.org/10.1001/archpedi.1979.02130030113031 SO - American Journal of Diseases of Children March 1, 1979 133(3):337