Adrenal Gland Neoplasms/therapy; Hematopoietic Stem Cell Transplantation; Immunotherapy; Killer Cells, Natural/transplantation; Neuroblastoma/therapy; Adrenal Gland Neoplasms/pathology; Antineoplastic Agents, Alkylating/therapeutic use; Biomarkers, Tumor/analysis; Bone Marrow Neoplasms/secondary; Bone Neoplasms/secondary; Child; Combined Modality Therapy; Dacarbazine/analogs & derivatives; Dacarbazine/therapeutic use; Doublecortin Domain Proteins; Haplotypes; Homeodomain Proteins/analysis; Humans; Interleukin-2/therapeutic use; Male; Microtubule-Associated Proteins; Neoplasm, Residual; Neuroblastoma/pathology; Neuroblastoma/secondary; Neuropeptides; Remission Induction; Temozolomide; Topotecan/therapeutic use; Transcription Factors/analysis; Transplantation, Homologous; Tyrosine 3-Monooxygenase/analysis