發送短信

數:

提供者:

CAPTCHA:

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

Please enter what you see:

發送短信 : A systematic review of randomized controlled trials of carotid endarterectomy for symptomatic carotid stenosis