This author has not been identified. Look up 'Elvira-Maria Arvanitou' in GoogleThis author has not been identified. Look up 'Apostolos Ampatzoglou' in GoogleThis author has not been identified. It may be one of the following persons: Look up 'Stamatia Bibi' in GoogleThis author has not been identified. Look up 'Alexander Chatzigeorgiou' in GoogleThis author has not been identified. Look up 'Ignatios S. Deligiannis' in Google