- Author: National Cancer Institute (U.S.)
- Language: English
- Year: 2018
- Author: National Cancer Institute (U.S.)
- Language: English
- Year: 2018
- Author: National Heart Lung and Blood Institute
- Language: English
- Year: 2003
- Author: National Heart Lung and Blood Institute
- Language: English
- Year: 2010
- Author: United States. Food and Drug Administration
- Language: English
- Author: Paula Kurtzweil, United States. Food and Drug Administration
- Language: English