Study time: 5 MinutesDrop oral (Aphthous Stomatitis) ulcers of the small, shallow, and آزاردهندهای that are in the mouth appear. This complication in the so-called folk with the name of the pest is known. Although the backdrop of the mouth can be unpleasant and uncomfortable, but are usually not serious, and within one to two weeks to spontaneously improve. However, in more severe cases [...]