[1] Meyer Childrens Hosp, Pediat Infect Dis Unit, IL-31096 Haifa, Israel
[2] Bnai Zion Hosp, Dept Pediat, Pediat Infect Dis Unit, Haifa, Israel
[3] Microbiol Lab, Haifa, Israel
[4] Schneider Childrens Med Ctr, Pediat Infect Dis Unit, Petah Tiqwa, Israel