5Pantuok A J, Bancila E D, Das K M, et al. Adenocarcinoma of the Urachus and bladder expresses and Unique colonic epithelial epitope: animmunohistochemical study[J]. J Urol,1997,153:1722-1727.
6Barber N J, Muir G H. High-power KTP laser prostatectomy: the new challenge to transurethral electrocision of the prostate [J]. Curr Opin Urol, 2004, 14: 21225.