| Abbreviations | Meaning |
 | GITSG | Gastrointestinal Tumor Study Group |
 | HCIN | High-grade Cervical Intraepithelial Neoplasia |
 | NCCF | National Childhood Cancer Foundation (USA) |
 | EAC | Epithelioma Adenoides Cysticum |
 | PNET | Peripheral Neuroepithelioma; Primitive Neuroectodermal Tumor |
 | NSTT | Nonseminomatous Testicular Tumor |
 | CSI | Cancer Serum Index |
 | 4H | Hypothalamic Hamartoblastoma-hyperphalangeal Hypoendocrine-hypoplastic Anus [syndrome] |
 | GPLV | Guinea Pig Leukemia Virus |
 | UBL | Undifferentiated B-cell Lymphoma |
 | OS | Osteogenic Sarcoma |
 | SCCHN | Squamous Cell Carcinoma Of The Head And Neck |
 | NLL | Nonlymphoblastic Leukemia |
 | TC | Teratocarcinoma |
 | STC | Sarcomatoid Thymic Carcinoma |