أرسل هذا في رسالة قصيرة: Characterization of Thymic Nurse-Cell Lymphocytes, Using an Improved Procedure for Nurse-Cell Isolation

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