Martha Urbina

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Streptococcus pneumoniae isolates were obtained from nasopharyngeal swabs taken from children living in a low socioeconomic area of Lima, Peru, to determine the rates of antimicrobial resistance and serotype distribution. A total of 146 nasopharyngeal isolates were collected from children from 3 to 38 months of age. Twenty-one clinical laboratory isolates(More)
To the Editor: In Latin American countries, rates of antimicrobial drug resistance among bacterial pathogens are high. Data on these rates in Peru are incomplete (1), and no institution in Peru has participated in multinational surveillance studies (2– 4). To document the antimicrobial drug resistance profi le of key pathogens, we organized a surveillance(More)
Infections by Candida have been raising in the last decades, and risk factors, mainly immunosuppression and the appearance of Candida no albicans, are determinants in the prognosis of these mycoses. The purpose of this investigation was to identify and establish the prevalence of C. albicans and Candida spp. in candidiases, in patients to the Hospital(More)
Between July 1992 and September 1993 an investigation was carried out in a population of Zulia State, Venezuela, in order to detect antibodies against Borrelia burgdorferi for the diagnosis of Lyme disease. A total of 74 patients were studied: 37 asymptomatic and 37 patients clinically suspected having the disease. ELISA tests were performed to determine(More)
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