| needle exchange use, sexual risk behaviour, and the prevalence of hiv, hepatitis b virus, and hepatitis c virus infections among bulgarian injection drug users. | at a time when the rates of hiv, hepatitis c virus (hcv), and hepatitis b virus (hbv) infections have risen among injection drug users (idus) in other countries in the region, little is known about the prevalence of these infections among bulgarian injectors and about their sexual risk behaviours. idus (n = 773) in a community-based needle exchange programme (nep) and two major drug treatment facilities in sofia completed a structured interview and were tested for hiv, hbv, and hcv antibodies. w ... | 2006 | 16942654 |
| origin and spread of hiv-1 in persons who inject drugs in bulgaria. | increased hiv transmission in persons who inject drugs (pwids) has led to subepidemics and outbreaks in several countries in europe, including bulgaria. in this study in bulgaria, we investigate the origin and spatiotemporal evolutionary history of hiv-1 infections in pwids and the distribution of antiretroviral resistance mutations and hepatitis co-infections in these populations. we analyzed hiv-1 polymerase sequences available from 117 of 359 pwids diagnosed with hiv/aids from 1999 to 2011. o ... | 2016 | 27221346 |
| prevalence of hbv and hcv among outpatients in the plovdiv region of bulgaria, 2010-2011. | viral hepatitis, particularly hepatitis b and c, are diseases with worldwide distribution that present a significant public health problem. seroprevalence studies allow assessment of the extent of the disease burden, the identification of populations at risk and the monitoring trends over time. a multi-center seroprevalence study, carried out in bulgaria (covering the five largest cities - sofia, plovdiv, varna, pleven, and stara zagora) in 1999-2000 estimated a crude seroprevalence rate of 3.9% ... | 2015 | 25163778 |