أرسل هذا في رسالة قصيرة: Engineering three-dimensional constructs of the periodontal ligament in hyaluronan-gelatin hydrogel films and a mechanically active environment

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