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. 2015 Jan 30;56(2):144–149. doi: 10.4111/kju.2015.56.2.144

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© The Korean Urological Association, 2015

This is an Open Access article distributed under the terms of the Creative Commons Attribution Non-Commercial License (http://creativecommons.org/licenses/by-nc/3.0/) which permits unrestricted non-commercial use, distribution, and reproduction in any medium, provided the original work is properly cited.

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Fig. 3 — (A) Mean maximal vein diameter (mMVD) of varicocele testis units upon scrotal color Doppler ultrasonography in the standing position at rest. (B) mMVD of varicocele testis units upon scrotal color Doppler ultrasonography in the standing position during a Valsalva maneuver. (C) Average resting-Valsalva ratio in the standing position. Gr, grade. ^*mMVD of no varicocele units (mm)=1.8±1.2. ^**mMVD of no varicocele units (mm)=2.5±0.3.