[Medical parasitology and development aid (author's transl)]

The impact of severe parasitic infestation on the population of 3rd world countries has been shown; how this heavy physical and psychic burden affects the CNS of the individual and his capacity for work--considered in the light of the experience of veterinarians with parasitic infestation in domestic animals. Economic progress is coupled with the increase in the capacity for work of the individual, which is greatly impaired through severe parasitic infestation. Effective remedies can be found by systematic health education and individual chemotherapy with new drugs appropriate for mass treatment.