[Development and preliminary clinical evaluation of an optical digital border molding technique for soft tissue movement boundary in edentulous jaws]. - Xu XK; Deng KH; Tian SK; Chen H; Li WW; Su X; Zhao XB; Chen XJ; Ma C; Jia YJ; Xiao SJ; Sun YC (Zhonghua kou qiang yi xue za zhi = Zhonghua kouqiang yixue zazhi = Chinese journal of stomatology, 2025)