發送短信

數:

提供者:

CAPTCHA:

  ______    _____      _____   _    _    __   _   
 /_   _//  |  ___||   / ___// | || | || | || | || 
 `-| |,-   | ||__     \___ \\ | || | || | '--' || 
   | ||    | ||__     /    // | \\_/ || | .--. || 
   |_||    |_____||  /____//   \____//  |_|| |_|| 
   `-`'    `-----`  `-----`     `---`   `-`  `-`

Please enter what you see:

發送短信 : Biomechanical properties of polyvinyl alcohol hydrogel as a nucleus pulposus replacement in intervertebral disc herniation: A systematic review