50.5 MB (1.1 MB compressed)
5157 x 3425 pixels
43.7 x 29.0 cm ⏐ 17.2 x 11.4 in (300dpi)
DR P. MARAZZI / SCIENCE PHOTO LIBRARY DR P. MARAZZI / SCIENCE PHOTO LIBRARY
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Mouth ulcers. Aphthous ulcers (white, centre) on the palate in a 46-year-old man's mouth. Minor ulcers can be left to heal on their own, or treated with painkilling or steroid gels.
Model release available. Property release not required.