Back to matchesWe found a matchYour institution may have rights to this item. Sign in to continue.TitleSummaries for patients. How vitamin C is administered affects how much reaches the bloodstream and may affect the results of studies of its potential effect on cancer.SubjectsANTINEOPLASTIC agents; THERAPEUTIC use of vitamin C; INTRAVENOUS injections; ORAL drug administration; REFERENCE values; VITAMIN CPublicationAnnals of Internal Medicine, 2004, Vol 140, Issue 7, pI61ISSN0003-4819Publication typejournal articleDOI10.7326/0003-4819-140-7-200404060-00006