Lower–upper corneal power asymmetry ratio for keratoconus
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PII: S0886-3350(07)00882-6
doi:10.1016/j.jcrs.2007.03.064
© 2007 ASCRS and ESCRS. Published by Elsevier Inc. All rights reserved.
PII: S0886-3350(07)00882-6
doi:10.1016/j.jcrs.2007.03.064
© 2007 ASCRS and ESCRS. Published by Elsevier Inc. All rights reserved.