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

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Text this: Reference ranges of myocardial performance index from 12 to 40 weeks of gestation