Submitted on: 15 September 2021.
Revised on: 11 January 2022.
Accepted on: 05 March 2022.
___________________Clinical Optometry---DOVE MEDICAL PRESS LTD
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Submitted on: 19 June 2004.
Revised on: 08 September 2004.
Accepted on: 08 October 2004.
___________________Clinical Optometry---DOVE MEDICAL PRESS LTD
Submitted on: 20 September 2006.
Revised on: 20 December 2006.
Accepted on: 10 February 2007.
___________________Clinical Optometry---DOVE MEDICAL PRESS LTD
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