Article Application of Wnt Pathway Inhibitor Delivering Scaffold for Inhibiting Fibrosis in Urethra Strictures: In Vitro and in Vivo Study Kaile Zhang 1,†, Xuran Guo 2,†, Weixin Zhao 3, Guoguang Niu 3, Xiumei Mo 2,* and Qiang Fu 1,* Received: 22 September 2015 ; Accepted: 6 ...