أرسل هذا في رسالة قصيرة: An overview of commercially available apps in the initial months of the COVID-19 pandemic

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