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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