ANTIBIOTIC LOCK THERAPY FOR PORT CATHETER-RELATED INFECTIONS OF CHILDREN WITH ACUTE LEUKEMIA oleh Burçin Kurtipek, Ayça Koca Yozgat, Saliha Kanık Yüksek, Dilek Kaçar, Turan Bayhan, Dilek Gürlek Gökçebay, Aslınur Özkaya Parlak, Neşe Yaralı