COVID-19 April 15, 2019 Canker Sores | How To Get Rid Of Canker Sores | Mouth Ulcer TreatmentCanker Sores or Mouth Ulcer. This video is on treatment, causes and home remedies to get rid of canker sores. The mouth ulcer, also known as canker sores or aphthous ulcers. Can be surprisingly painful but the good news is…