Can cost sharing measures improve the function of outpatient departments of public hospitals: The opinions of administrative directors. - Christina Tsirona; Olga Siskou; Peter Galanis; Daphne Kaitelidou; Konstantinos Tsavalias; Argyro Ragkousi; Maria Semertziadi; Ioanna Anagnostopoulou; John Vafiadis; Lycourgos Liaropoulos (ICIMTH, 2013)