| [the brazilian focus of onchocerciasis: new observations in the areas of the mucajaí and catrimâni rivers, territory of roraima]. | a recent survey for onchocerciasis conducted among the yanomami indians living on the middle reaches of the mucajaí and catrimâni rivers (territory of roraima) has failed to show any alteration in the local pattern of the disease. in fact, after a decade from the first surveys in these areas located at the periphery of the yanomami focus, the prevalence and the intensity of infection have not experienced a significant change. considering only the residents in the villages inside the surveyed are ... | 1986 | 3796275 |
| [identifying areas of epidemiological stratification in an onchocerciasis focus in yanomami territory, roraima, brazil]. | in this paper, aimed at suitable planning, analysis, and follow-up of treatment, control, and eradication in a human onchocerciasis program, were studied 27 geographic areas and examined 3,974 inhabitants. four epidemiological areas with different prevalences were identified and stratified. | 1998 | 9761614 |
| human onchocerciasis in brazil: an overview. | human onchocerciasis was recently discovered in brazil among yanomámi indians living along the border region with venezuela in the states of amazonas and roraima. the article reports on the history of the disease's discovery, its distribution, and incrimination of vector simuliid species. the literature that has been generated on the parasite, its vectors, and control of the disease is critically analyzed as well as the organization of epidemiological surveys and the control program developed by ... | 2002 | 12244349 |