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| || | ||  \ \\/ //  \ \\/ //   / _ \\  | |  | || 
| '--' ||   \ ` //    \   //   | / \ || | |/\| || 
| .--. ||    | ||     / . \\   | \_/ || |  /\  || 
|_|| |_||    |_||    /_//\_\\   \___//  |_// \_|| 
`-`  `-`     `-`'    `-`  --`   `---`   `-`   `-`

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Text this: Serologic characteristics of hepatitis B virus among hill-tribe children in Omkoi district, Chiangmai province, Thailand