أرسل هذا في رسالة قصيرة: Mechanical CPR devices compared to manual CPR during out-of-hospital cardiac arrest and ambulance transport: A systematic review

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