Empirical therapy with ceftazidime combined with levofloxacin or once-daily amikacin for febrile neutropenia in patients with neoplasia: a prospective comparative study. - Samonis, G.; Koutsounaki, E.; Karageorgopoulos, D.; Mitsikostas, P.; Kalpadaki, C.; Bozionelou, V.; Bompolaki, I.; Sgouros, J.; Taktikou, V.; Falagas, M. (European Journal of Clinical Microbiology & Infectious Diseases, 2012)