| seroepidemiologic study of leishmania infantum infection in castilla-leon, spain. | leishmaniasis has increased in importance in recent years because infection with human immunodeficiency virus (hiv) has emerged as a risk factor for this disease. however, the actual prevalence of leishmaniasis in the general population of spain is unknown. we present a study of the seroprevalence of infection with leishmania infantum in the general population of castilla-leon, spain. a random sample of individuals presenting to health care clinics (4,825 sera) and of hiv-infected patients in th ... | 2004 | 15516634 |