Browse the corpus

Walk the Even Hospital Database by book and chapter — the raw source passages that ground Ask, DDx, and the rest.

1 passage

contentuptodate· Content· item f16_18_16675

©2013 UpToDate ® Print Email Canker sores Canker sores are open sores that are white or yellow in the middle, and red around the edges. This person has canker sores on the inside of the mouth. Reproduced with permission from: www.visualdx.com. Copyright Logical Images, Inc.