- Conditions
- Healthy Volunteers
- Interventions
- Vitamin C
- Other
- Lead sponsor
- National Institute of Diabetes and Digestive and Kidney Diseases (NIDDK)
- NIH
- Eligibility
- 18 Years to 35 Years
- Enrollment
- 23 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 1997 – 2019
- U.S. locations
- 1
- States / cities
- Bethesda, Maryland
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- Conditions
- Adrenal Gland Pheochromocytoma, Carcinoma In Situ, Central Nervous System Neoplasm, Childhood Immature Teratoma, Childhood Kidney Neoplasm, Childhood Langerhans Cell Histiocytosis, Childhood Mature Teratoma, Congenital Mesoblastic Nephroma, Desmoid Fibromatosis, Ganglioneuroma, Lymphoproliferative Disorder, Malignant Neoplasm, Malignant Solid Neoplasm, Melanocytic Neoplasm, Myeloproliferative Neoplasm, Neoplasm of Uncertain Malignant Potential, Neuroendocrine Neoplasm, Stromal Neoplasm
- Interventions
- Cytology Specimen Collection Procedure, Medical Chart Review
- Other
- Lead sponsor
- Children's Oncology Group
- Network
- Eligibility
- Up to 25 Years
- Enrollment
- 75,000 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2015 – 2030
- U.S. locations
- 246
- States / cities
- Birmingham, Alabama • Mobile, Alabama • Anchorage, Alaska + 177 more