RSEARCH ARTICLE
Hippokratia 2016, 20(4):279-283
Chrysochoou EA, Hatziagorou E, Kirvassilis F, Tsanakas J
3rd Pediatric Department, Pediatric Pulmonology and Cystic Fibrosis Unit, Aristotle University of Thessaloniki, Hippokration Hospital, Thessaloniki, Greece
