Shazia Hyder, Samina Baig, Sambreen Zameer, Shaheen Sharafat, Rafique Khanani,Shaheen Akbar Agha, Muhammad Akbar Agha. Frequency of Fluoroquinolone (Ofloxacin) Resistance In Escherichia Coli Urinary Isolates. JPUMHS 2014, 4, 63-67.