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

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Text this: Personal inhalation exposure to polycyclic aromatic hydrocarbons and their nitro-derivatives in rural residents in northern Thailand