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.
Lim HS, Park MH, Heo SH, Kim JW, Chang NK, Song SG, Kang HK.Lim HS, et al. Among authors: kim jw.J Ultrasound Med. 2008 Dec;27(12):1777-80. doi: 10.7863/jum.2008.27.12.1777.J Ultrasound Med. 2008.PMID: 19023005No abstract available.
Lim HS, Jeong SJ, Lee JS, Park MH, Yoon JH, Kim JW, Park JG, Kang HK.Lim HS, et al. Among authors: kim jw.J Ultrasound Med. 2011 May;30(5):701-5. doi: 10.7863/jum.2011.30.5.701.J Ultrasound Med. 2011.PMID: 21527619