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. 2019 Oct 9;13:1991–1996. doi: 10.2147/OPTH.S211584

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© 2019 Gouvea et al.

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Dynamic changes of objective scatter index (OSI) of an illustrative case in the control (A) and dry eye disease groups (B–D). A) Steady-low value of OSI; (B) ladder pattern displayed ascending values of OSI; (C) seesaw pattern revealed repeatedly fluctuation of OSI; (D) plateau pattern showed a steady-high value of OSI.