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  ______    ______    ______     ___      _  _   
 /_   _//  /_   _//  /_   _//   / _ \\   | \| || 
 `-| |,-    -| ||-     | ||    / //\ \\  |  ' || 
   | ||     _| ||_    _| ||   |  ___  || | .  || 
   |_||    /_____//  /__//    |_||  |_|| |_|\_|| 
   `-`'    `-----`   `--`     `-`   `-`  `-` -`

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Text this: An equation to explain variations in blood NT-ProBNP in ambulatory cardiac subjects