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Result of IIEF-5, IPSS, Qmax, and PVR
IIEF-5: International Index of Erectile Function-5, IPSS: International Prostate Symptom Score, Qmax: maximal flow rate, PVR: post-void residual volume, V2: 4 weeks, V3: 8 weeks, a: V1 vs. V2, b: V1 vs. V3
