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  ______    _____    _    _      ___      _____   
 /_____//  |  ___|| | \  / ||   / _ \\   |__  //  
 `____ `   | ||__   |  \/  ||  / //\ \\    / //   
 /___//    | ||__   | .  . || |  ___  ||  / //__  
 `__ `     |_____|| |_|\/|_|| |_||  |_|| /_____|| 
 /_//      `-----`  `-`  `-`  `-`   `-`  `-----`  
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Text this: Prevalence of food allergy among preschool children in northern Thailand