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

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Text this: Micellar liquid chromatographic determination of sildenafil citrate in pharmaceutical formulations