Fig. 3From: 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 studySeed migration rates according to the number of years registered in J-POPS. J-POPS = Japanese Prostate Cancer Outcome Study of Permanent Iodine-125 Seed Implantation; PI = permanent iodine-125 seed implantation; PI + EBRT = PI combined with external beam radiation therapy *: Chi square testBack to article page