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

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Text this: Envelope glycoproteins of Human Immunodeficiency Virus type 1 variants issued from mother-infant pairs display a wide spectrum of biological properties