Burnout and training satisfaction of medical residents in Greece: will the European Work Time Directive make a difference? - Msaouel, Pavlos; Keramaris, Nikolaos C.; Tasoulis, Athanasios; Kolokythas, Dimitrios; Syrmos, Nikolaos; Pararas, Nikolaos; Thireos, Eleftherios; Lionis, Christos (Human Resources for Health, 2010)