A 3D printed C-shape external airway splint composite skin flap for tracheal reconstruction: State-of-the-art masterclass. - Zheng, Kai-Fu; Liu, Yu-Jian; Zhang, Qian; Shu, Chen; Meng, Zi-Jie; Tang, Xi-Yang; Xiong, Yan-Lu; Li, Zheng-Ping; He, Jian-Kang; Ma, Nan; Li, Xiao-Fei; Zhao, Jin-Bo (Annals of Thoracic Medicine, 2025)