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Representative study result of OCT cross-sections of the center of OLP (left) and surrounding oral mucosa (OM) (middle) of patient XII with clinically diagnosed atrophic erosive OLP. Corresponding clinical appearance (right) with marked zones of OCT scanning: OLP center (circle with black solid line) and surrounding OM (circle with black dashed line). Labels: EP: epithelium, BM: basement membrane, LP: lamina propria. Scale bar 500 µm.
