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

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