أرسل هذا في رسالة قصيرة: An additional dose of viral vector COVID-19 vaccine and mRNA COVID-19 vaccine in kidney transplant recipients: A randomized controlled trial (CVIM 4 study)

  _____    __   __              _____   __    __  
 |__  //   \ \\/ //     ___    |  ___|| \ \\ / // 
   / //     \ ` //     /   ||  | ||__    \ \/ //  
  / //__     | ||     | [] ||  | ||__     \  //   
 /_____||    |_||      \__ ||  |_____||    \//    
 `-----`     `-`'       -|_||  `-----`      `     
                         `-`