Comparison of optical low coherence reflectometry and ultrasound pachymetry in the measurement of central corneal thickness before and after photorefractive keratectomy.
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Abstract
To compare an ultrasound pachymeter with an optical low coherence reflectometry (OLCR)
pachymeter for measuring pre- and postoperative central corneal thickness of patients
undergoing photorefractive keratectomy (PRK).