Background: Periodontitis is a chronic inflammatory disease leading to tooth loss in severe cases, and early diagnosis is essential for periodontitis prevention. This study aimed to construct a ...

Paroxysmal exercise-induced neurological symptoms (PENS) encompass a wide spectrum of clinical phenomena commonly presenting during childhood and characteristically elicited by physical exercise.

How do words develop new senses? Unlike changes in sound or grammar where there are rich formal characterizations, semantic change is poorly understood. Changes in meaning are often considered ...