In stochastic processes, chaos theory and time series analysis, detrended fluctuation analysis (DFA) is a method for determining the statistical self-affinity of a signal.
Sore throats caused by tonsillitis or streptococcus may trigger a canker sore even after the initial throat condition has subsided. Also known as an aphthous ulcer, canker sores are painful and unsightly, but they are not contagious.
- Canker Sores are not viral, bacterial or herpes related (that would be a cold sore on the outside of your mouth. - Canker Sores are an immune system response to trauma in the mouth (biting your mouth, a tiny cut from a potato chip, etc). Canker Sores are not viral, bacterial or herpes related (that would be a cold sore on the outside of your mouth. - Canker Sores are an immune system response to trauma in the mouth (biting your mouth, a tiny cut from a potato chip, etc).