أرسل هذا في رسالة قصيرة: Cognitive training and mild cognitive impairment : a review

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