1 Department of Experimental Dentistry, Wroclaw Medical University, 50425 Wroclaw, 26 Krakowska St., Poland.
2 Department of Oral Rehabilitation, Faculty of Medicine, The Maurice and Gabriela Goldschleger School of Dental Medicine, Tel Aviv University, P.O.B 39040, Ramat Aviv, Tel Aviv 69978, Israel.
According to the current approach [1], bruxism is considered as two different behaviours observed during sleep and wakefulness, respectively, and the single definition for bruxism has been replaced by two separate definitions [...].