أرسل هذا في رسالة قصيرة: Correlation between working position of dentists and malondialdehyde concentration with musculoskeletal complaints

            ______   _____      _____      _____  
    ___    /_   _// |  __ \\   |  ___||   / ___// 
   /   ||   -| ||-  | |  \ ||  | ||__     \___ \\ 
  | [] ||   _| ||_  | |__/ ||  | ||__     /    // 
   \__ ||  /_____// |_____//   |_____||  /____//  
    -|_||  `-----`   -----`    `-----`  `-----`   
     `-`