Fig. 1From: Seed migration after transperineal interstitial prostate brachytherapy by using loose seeds: Japanese prostate cancer outcome study of permanent iodine-125 seed implantation (J-POPS) multi-institutional cohort studyDosimetric comparison of migration numbers. a: D90 (Gy), b: V100 (%) D90 (Gy) = minimal dose received by 90 % of the prostate volume; V100 (%) = volume of the prostate receiving 100 % of the prescribed dose; PI = permanent iodine-125 seed implantation; PI + EBRT = PI combined with external beam radiation therapy *: Wlicoxon singed-rank testBack to article page