A. Kozemaka

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of age. Sex was not significantly associated (mean male to female sex ratio was 32.4:18 for S. typhi and 15.8:10.6 for S. paratyphi A). S. typhi has become increasingly sensitive to amoxycillin, chloramphenicol, and gentamicin, increasing from 75.1% in 1994 to 96.6% in 1998 for amoxycillin, from 71.9% in 1994 to 91.6% in 1998 for chloramphenicol, and from(More)
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