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5.7 Times more expensive than liquid gold
  1. Gordon S Bowler1,
  2. Tessa Fayers2,
  3. Pieter Gouws3
  1. 1Princess Royal University Hospital, Farnborough Common, Kent, UK
  2. 2Moorfields Eye Hospital, London, UK
  3. 3Conquest Hospital, St Leonards on Sea, East Sussex, UK
  1. Correspondence to Dr Gordon S Bowler, Ophthalmology ST4, Flat 510, BWB, 36 Shad Thames, London SE1 2YE, UK; gbowler{at}

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  • Competing interests None.

  • Provenance and peer review Not commissioned; internally peer reviewed.