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.
Chen M, Jiang GL, Fu XL, Wang LJ, Qian H, Chen GY, Zhao S, Liu TF.Chen M, et al. Among authors: liu tf.Lung Cancer. 2000 Apr;28(1):11-9. doi: 10.1016/s0169-5002(99)00113-0.Lung Cancer. 2000.PMID: 10704704
Fu XL, Jiang GL, Wang LJ, Qian H, Fu S, Yie M, Kong FM, Zhao S, He SQ, Liu TF.Fu XL, et al. Among authors: liu tf.Int J Radiat Oncol Biol Phys. 1997 Oct 1;39(3):545-52. doi: 10.1016/s0360-3016(97)00332-5.Int J Radiat Oncol Biol Phys. 1997.PMID: 9336130Clinical Trial.
Lei Y, He X, Yao J, Wang T, Wang L, Li W, Curran WJ, Liu T, Xu D, Yang X.Lei Y, et al.Med Phys. 2021 Jan;48(1):204-214. doi: 10.1002/mp.14569. Epub 2020 Nov 18.Med Phys. 2021.PMID: 33128230
Torres MA, Pace TW, Liu T, Felger JC, Mister D, Doho GH, Kohn JN, Barsevick AM, Long Q, Miller AH.Torres MA, et al.Cancer. 2013 Jun 1;119(11):1951-9. doi: 10.1002/cncr.28003. Epub 2013 Mar 19.Cancer. 2013.PMID: 23512358Free PMC article.