In vitro activities of 23 antimicrobial agents against 4,993 Gram-positive and Gram-negative bacterial strains isolated from multicenter of Japan during 1994. In vitro susceptibility surveillance.
5) SPIKA, J. S.; R. R. FACKLAM, B. D. PLIKAYTIS & M. J.OXTOBY: Antimicrobial resistance of Streptococcuspneumoniae in the United States, 1979-1987. The pneumococcal Surveillance Working Group. J. Infect. Dis. 163: 1273-1278, 1991