An official website of the United States government
The .gov means it’s official.
Federal government websites often end in .gov or .mil. Before
sharing sensitive information, make sure you’re on a federal
government site.
The site is secure.
The https:// ensures that you are connecting to the
official website and that any information you provide is encrypted
and transmitted securely.
King LC, Kohan MJ, Ball LM, Lewtas J.King LC, et al. Among authors: ball lm.Cancer Lett. 1984 Apr;22(3):255-62. doi: 10.1016/0304-3835(84)90160-5.Cancer Lett. 1984.PMID: 6713366
King LC, Jackson M, Ball LM, Lewtas J.King LC, et al. Among authors: ball lm.Cancer Lett. 1983 Jul;19(3):241-6. doi: 10.1016/0304-3835(83)90091-5.Cancer Lett. 1983.PMID: 6883310