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

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Text this: A Tuberculosis Epidemic Model with Latent and Treatment Period Time Delays