أرسل هذا في رسالة قصيرة: THE DIFFERENCE BETWEEN LOCAL AND COMMERCIAL HYDROXYAPATITE ON MICROSTRUCTURE AND TRANSVERSE STRENGTH

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