摘要
As a senior craniofacial plastic surgeon,I have had the opportunity to interact with plastic and craniomaxillofacial surgeons from China's Mainland frequently in the last twenty-four years.I met Prof.Ti-Sheng Chang fi rst time at the Asia Pacifi c Craniofacial Association(APCA)meeting in Adelaide(1998),then the same meeting in Shanghai(2000).
