發送短信 : Environmental damage and occlusal contact area wear of composite restoratives

  _____     _____    _    _    __   __     _____  
 /  ___||  |  ___|| | || | ||  \ \\/ //   / ___// 
| // __    | ||__   | || | ||   \ ` //    \___ \\ 
| \\_\ ||  | ||__   | \\_/ ||    | ||     /    // 
 \____//   |_____||  \____//     |_||    /____//  
  `---`    `-----`    `---`      `-`'   `-----`