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

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Text this: Role of Chitosan on Some Physical Properties and the Urea Controlled Release of the Silk Fibroin/Gelatin Hydrogel