أرسل هذا في رسالة قصيرة: Use of a computerized postural sway measurement system for assessing workers exposed to manganese

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