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.
Kwak JY, Kim EK, Ko KH, Yang WI, Kim MJ, Son EJ, Oh KK, Kim KW.Kwak JY, et al.J Ultrasound Med. 2007 Dec;26(12):1761-5. doi: 10.7863/jum.2007.26.12.1761.J Ultrasound Med. 2007.PMID: 18029928Clinical Trial.
Kwak JY, Kim EK, You JK, Oh KK, Hong SW, Kim SH.Kwak JY, et al.J Clin Ultrasound. 2002 Jul-Aug;30(6):374-7. doi: 10.1002/jcu.10076.J Clin Ultrasound. 2002.PMID: 12116099
Kwak JY, Lee SH, Park HL, Kim JY, Kim SE, Kim EK.Kwak JY, et al.J Clin Ultrasound. 2004 Jul-Aug;32(6):299-301. doi: 10.1002/jcu.20037.J Clin Ultrasound. 2004.PMID: 15211676
Kwak JY, Kim EK, Chung SY, You JK, Oh KK, Lee YH, Kwon TH, Jung HK.Kwak JY, et al.Yonsei Med J. 2005 Feb 28;46(1):1-7. doi: 10.3349/ymj.2005.46.1.1.Yonsei Med J. 2005.PMID: 15744799Free PMC article.Review.
You JK, Kim EK, Kwak JY, Kim MJ, Oh KK, Park BW, Yang WI.You JK, et al. Among authors: kwak jy.J Ultrasound Med. 2005 Oct;24(10):1377-84. doi: 10.7863/jum.2005.24.10.1377.J Ultrasound Med. 2005.PMID: 16179621