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

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發送短信 : Online and offline social contact survey data analysis