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