T HE OBJECTIVE of this project was to determine whether indigenous personnel, that is, persons living and working in areas of low socioeconomic levels could be used effectively in raising immunization levels of the population in these areas. Recent public health literature has indicated that traditional public health approaches and personnel generally have encountered considerable difficulty in attempting to raise immunization levels in areas of low socioeconomic level throughout the nation. Since many primary public health problems are concentrated in these areas, we believed that different approaches to solving them might prove to be promising. Indigenous personnel have been used in other projects dealing with persons living in hardcore areas. Pioneering work (1-6) should have shown the effectiveness of using these persons,