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Observational Study
Copyright: ©Author(s) 2026.
World J Methodol. Sep 20, 2026; 16(3): 121149
Published online Sep 20, 2026. doi: 10.5662/wjm.121149
Figure 3
Figure 3 Nail disorders. A: Medial and lateral periungual hyperkeratosis, first toe; B: Beau’s lines on the first nail; C: First nail traumatic ridges; D: First nail subungual hematoma.


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