| q fever in sokoto, nigeria. | there is very little information available about the prevalence of coxiella burnetii in africa. we obtained blood from 75 nigerians hospitalized in sokoto for a variety of acute medical conditions. their age range was 7 months to 50 years; there were 39 males and 36 females. antibody titers were determined to phase i and phase ii c. burnetii antigens using a microimmunofluorescence test. thirty-three (44%) had an antibody titer of greater than or equal to 1:8 to phase ii c. burnetii. we conclude ... | 1990 | 2378458 |