Safety and efficacy of en bloc transurethral resection versus conventional transurethral resection for primary nonmuscle-invasive bladder cancer: a meta-analysis.

Although, EBRT trended toward having a higher ratio of bladder detrusor muscle in the specimen, a lower ratio of residual tumor on the base and the same site recurrence, a lower ratio of 12-month and 36-month recurrence than CTURBT, but the differences did not reach statistical significance.

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