| hiv and parasitic co-infections in tuberculosis patients: a cross-sectional study in mwanza, tanzania. | a cross-sectional study was conducted in mwanza, tanzania, to determine the burden of hiv and parasitic co-infections among patients who were confirmed or suspected cases of pulmonary tuberculosis (ptb). of the 655 patients investigated, 532 (81.2%) had been confirmed as ptb cases, by microscopy and/or culture (ptb+), whereas the other 123 (18.8%) were only suspected cases, on the basis of other clinical criteria (ptb-). hookworm and schistosoma mansoni infections were common in the patients, wi ... | 2007 | 17524249 |