Where can one go to find pictures of mouth ulcers?

Here are some places where you might find pictures of mouth ulcers:

- Dermatology and medical textbooks may have images of mouth ulcers.

- Online medical resources, such as the American Academy of Dermatology website or WebMD, may have pictures of mouth ulcers.

- Dental websites may have pictures of mouth ulcers.

- Medical encyclopedias may have pictures of mouth ulcers.

- Medical school libraries may have books or journals with pictures of mouth ulcers.

- Research papers and articles related to mouth ulcers may include pictures.

- Google Images search: You can do a Google Images search for "mouth ulcers" to find relevant pictures.