أرسل هذا في رسالة قصيرة: Use of intraoperative cell-salvage for autologous blood transfusions in metastatic spine tumour surgery: A systematic review

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