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  _  _      ___      _  __     ___              
 | \| ||   / _ \\   | |/ //   / _ \\    ____    
 |  ' ||  | / \ ||  | ' //   | / \ ||  |    \\  
 | .  ||  | \_/ ||  | . \\   | \_/ ||  | [] ||  
 |_|\_||   \___//   |_|\_\\   \___//   |  __//  
 `-` -`    `---`    `-` --`   `---`    |_|`-`   
                                       `-`

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發送短信 : Factors influencing the popularity of a health-related answer on a Chinese question-and-answer website: case study