- Canker sore - Symptoms and causes - Mayo Clinic
Canker sore — Learn about the causes, treatment and prevention of this painful mouth sore
- Canker Sores: Causes, Symptoms, Treatments, and Remedies
Canker sores are small, shallow wounds in your mouth that can make eating amp; talking uncomfortable Learn more about causes, symptoms, diagnosis, treatment, remedies, amp; prevention
|