MICA
Describe what you see or hear before opening the commentary. An external recording may display its own title.

Kai Sun; Rong-Hui Xia · Ulcérations aphteuses documentées · https://link.springer.com/article/10.1186/s12903-023-02851-0 · CC BY 4.0
Kai Sun; Rong-Hui Xia
View the original sourceTeaching notes based on the cited sources.
Reveal the title and teaching commentary
Oral aphthae
Learning objective
Observe and describe the document, then compare your interpretation with the atlas sheet.
Points to observe