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.
Yao T, Sung HY, Mao Z, Hu TW, Max W.Yao T, et al. Among authors: sung hy.Tob Control. 2015 Oct;24(e3):e221-6. doi: 10.1136/tobaccocontrol-2014-051621. Epub 2014 Oct 21.Tob Control. 2015.PMID: 25335898Free PMC article.
Hu TW, Bai J, Keeler TE, Barnett PG, Sung HY.Hu TW, et al. Among authors: sung hy.J Public Health Policy. 1994 Spring;15(1):26-36.J Public Health Policy. 1994.PMID: 8027359
Keeler TE, Hu TW, Keith A, Manning R, Marciniak MD, Ong M, Sung HY.Keeler TE, et al. Among authors: sung hy.Health Econ. 2002 Jul;11(5):389-402. doi: 10.1002/hec.677.Health Econ. 2002.PMID: 12112489
Max W, Rice DP, Sung HY, Michel M, Breuer W, Zhang X.Max W, et al. Among authors: sung hy.Cancer. 2002 Jun 1;94(11):2906-13. doi: 10.1002/cncr.10532.Cancer. 2002.PMID: 12115378Free article.