| malaria parasitological indices in the cordillera province (santa cruz department, bolivia). | in 1988-1989, as part of a co-operative programme with the local unidad sanitaria, two cross-sectional surveys were carried out to study the prevalence of malaria in eight villages in the rural areas near camiri, boyuibe and gutierrez (cordillera province, santa cruz department, bolivia). thick and thin blood films were collected from all available two- to nine-year-old children at the end of the dry season, in the first survey (252 samples), and after the rainy season, in the second survey (346 ... | 1992 | 1449271 |