Trends in Antimicrobial Resistance among Urinary Tract Infection Isolates of <i>Escherichia coli</i> from Female Outpatients in the United StatesJames A. Karlowsky, Daniel F. Sahm, Clyde Thornsberry et al.|Antimicrobial Agents and Chemotherapy|2002Cited by 369
Regional Trends in Antimicrobial Resistance among Clinical Isolates of Streptococcus pneumoniae, Haemophilus influenzae, and Moraxella catarrhalis in the United States: Results from the TRUST Surveillance Program, 1999–2000Clyde Thornsberry, James A. Karlowsky, Ian A. Critchley et al.|Clinical Infectious Diseases|2002Cited by 223