A Clinical Trial of Beta Carotene to Prevent Basal-Cell and Squamous-Cell Cancers of the Skin
Open Access
- 20 September 1990
- journal article
- clinical trial
- Published by Massachusetts Medical Society in New England Journal of Medicine
- Vol. 323 (12), 789-795
- https://doi.org/10.1056/nejm199009203231204
Abstract
Beta carotene has been associated with a decreased risk of human cancer in many studies employing dietary questionnaires or blood measurements, and it has had protective effects in some animal models of carcinogenesis.Keywords
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