| [prevalence of potentially pathogenic bacteria in nasopharynx of healthy children attending a day care center in havana city]. | during the first six-month period of 2001, a descriptive cross-sectional study of carriage in healthy children attending a day-care center in havana city was performed. the objective was to find out the prevalence of potentially pathogenic bacteria and its association with possible risk factors. the design took into account the international and domestic regulatory bioethical requirements. swabs of posterior nasopharynx of 160 children were directly cultured in brain heart agar plus sheep blood ... | 2013 | 23424784 |
| [antimicrobial resistance in haemophilus influenzae in the city of havana, cuba]. | fifty five haemophilus influenzae strains were studied to determine their resistance to different antimicrobial drugs. they were isolated in habana city, cuba, during june 1992 to may 1993, from invasive and non invasive infections. an agar dilution method, according to nccls guidelines, was employed. we observed that 49%, 47.3% and 27.3% were resistant to ampicillin, tetracycline and chloramphenicol, respectively. beta-lactamase production was demonstrated in 22 strains (40%). there was neither ... | 1996 | 8815456 |
| randomized, placebo-controlled trial of inactivated poliovirus vaccine in cuba. | after poliomyelitis has been eradicated, access to live polioviruses will be highly restricted and the use of oral poliovirus vaccine (opv) will probably be discontinued. countries using opv must decide whether to switch to inactivated poliovirus vaccine (ipv) or stop polio vaccination. because data on the immunogenicity of ipv in tropical developing countries are limited, we conducted a randomized, controlled trial of ipv in cuba. | 2007 | 17429085 |