TY - JOUR AU - Walz, J; Marcy, M; Pianna, J T TI - Identification of the prostate cancer index lesion by real-time elastography: considerations for focal therapy of prostate cancer JO - World J Urol VL - 29 PY - 2011 DO - 10.1007/s00345-011-0688-x SP - 589 EP - 594 N1 - et al. ER -