“…The early cross-sectional studies found correlations between exposure to bullying and chronic fatigue, psychosomatic, psychological and physical symptoms, general stress, insomnia, and mental stress reactions etc. (for reviews see e.g., (Dofradottir & Høgh, 2002;Einarsen & Mikkelsen, 2003;Moayed et al, 2006)). Common symptoms such as musculo-skeletal complaints, anxiety, irritability and depression were reported by targets in different European countries (Einarsen et al, 1996;Niedl, 1996;O'Moore et al, 1998;Zapf et al, 1996).…”