TI - Occult neuroblastoma: Difficulties of diagnosis PT - JOUR DP - 1979 TA - American Journal of Diseases of Children pages = {858-860}, VI - 133 IP - 8 AID - 10.1001/archpedi.1979.02130080098023 [doi] 4100 - http://dx.doi.org/10.1001/archpedi.1979.02130080098023 SO - American Journal of Diseases of Children August 1, 1979 133(8):858