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.
Chang AY, Tu ZN, Smith JL, Bonomi P, Smith TJ, Wiernik PH, Blum R.Chang AY, et al.Invest New Drugs. 1995;13(2):137-41. doi: 10.1007/BF00872862.Invest New Drugs. 1995.PMID: 8617576Clinical Trial.
Chang AY, Tu ZN, Bryan GT, Kirkwood JM, Oken MM, Trump DL.Chang AY, et al.Invest New Drugs. 1994;12(2):151-3. doi: 10.1007/BF00874447.Invest New Drugs. 1994.PMID: 7860234Clinical Trial.
Chang AY, Kim K, Glick J, Anderson T, Karp D, Johnson D.Chang AY, et al.J Natl Cancer Inst. 1993 Mar 3;85(5):388-94. doi: 10.1093/jnci/85.5.388.J Natl Cancer Inst. 1993.PMID: 8094467Clinical Trial.