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. 2022 Feb 4;100(7):723–739. doi: 10.1111/aos.15105

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© 2022 The Authors. Acta Ophthalmologica published by John Wiley & Sons Ltd on behalf of Acta Ophthalmologica Scandinavica Foundation.

This is an open access article under the terms of the http://creativecommons.org/licenses/by-nc-nd/4.0/ License, which permits use and distribution in any medium, provided the original work is properly cited, the use is non‐commercial and no modifications or adaptations are made.

PMC Copyright notice

Fig. 4 — Illustrations of angle of gaze: The angle of gaze on the screen changes how exposed the ocular surface is between blinks. Copyright Sara T. Nøland. [Colour figure can be viewed at wileyonlinelibrary.com]