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Which toothpaste option is most effective for sensitive teeth? Sensodyne, which uses potassium nitrate, or Colgate's Pro-Argin technology? - Quora
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Sensodyne Repair and Protect Deep Repair Whitening Toothpaste,75 ml (Pack of 1) : Amazon.co.uk: Health & Personal Care
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GSK's Sensodyne overtakes Colgate in sensitive category within two years of its launch - The Economic Times
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