9Johansen TE, Cek M, Naber KG, et al. Hospital acquired urinary tract infections in urology departments: pathogens, susceptibility and use of antibiotics. Data from the PEP and PEAP- studies[J ]. Int J Antimicrob Agents, 2006, 28:101 - 107.
10Yengkokpam C, Ingudam D, Yengkokpam IS, et al. Antibiotic susceptibility pattern of urinary isolates in Imphal (Manipur), India[J]. Nepal Meal Coll J, 2007, 9(3) : 170 - 172.