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  ______    _____    ______     ______    _  __  
 /_____//  |  ___|| |      \\  /_   _//  | |/ // 
 `____ `   | ||__   |  --  //   -| ||-   | ' //  
 /___//    | ||__   |  --  \\   _| ||_   | . \\  
 `__ `     |_____|| |______//  /_____//  |_|\_\\ 
 /_//      `-----`  `------`   `-----`   `-` --` 
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Text this: Efficient personal-health-records sharing in internet of medical things using searchable symmetric encryption, blockchain, and IPFS