| epidemic typhus in a prison in burundi. | the international committee of the red cross investigated an outbreak of fever of unknown origin in ngozi prison, burundi, which resulted in a crude mortality rate of 2.61% in january 1996. a definite diagnosis of epidemic typhus caused by rickettsia prowazekii was established by enzyme-linked immunosorbent assay using specific antigens. control measures included complete cleansing of the prison with cyfluthrine, shaving and dusting all prisoners with permethrin 0.5% dusting powder, and replacem ... | 1997 | 9196749 |