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. Author manuscript; available in PMC: 2015 Feb 26.
Published in final edited form as: J Urol. 2009 Aug 14;182(4):1364–1370. doi: 10.1016/j.juro.2009.06.048
Current GS Modified GS
GS 3 + 3 = 6 GS 6
GS 3 + 3 = 6 with TGC GS 6.5
GS 3 + 4 = 7 GS 7
GS 3 + 4 = 7 with TGC GS 7.25
GS 4 + 3 = 7 GS 7.5
GS 4 + 3 = 7 with TGC, GS 8 GS 8
GS 8 with TGC GS 8.5
GS 9 GS 9
GS 10 GS 10