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|      \\  \ \\/ //  / ____||   / _ \\  |      \\ 
|  --  //   \ ` //  / //---`'  / //\ \\ |  --  // 
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|______//    |_||    \_____|| |_||  |_|||______// 
`------`     `-`'     `----`  `-`   `-` `------`

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Text this: Blood cholinesterase activity levels of farmers in winter and hot season of Mae Taeng District, Chiang Mai Province, Thailand