發送短信 : Interactions between oral tissues and external light and matters

             ___     __   __   __   __   ______   
    ___     / _ \\   \ \\/ //  \ \\/ // |      \\ 
   /   ||  | / \ ||   \   //    \ ` //  |  --  // 
  | [] ||  | \_/ ||   / . \\     | ||   |  --  \\ 
   \__ ||   \___//   /_//\_\\    |_||   |______// 
    -|_||   `---`    `-`  --`    `-`'   `------`  
     `-`