أرسل هذا في رسالة قصيرة: A clinical trial for bone void filler made from derived hydroxyapatite from cockle shell mixed with rice starch

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