The Utilization of KIA Book by the Cadre of Posyandu: A Study of Cadre in Posyandu in the Working Area of Puskesmas Kedungadem, Bojonegoro District - Laksmono Widagdo; Department of Health Promotion and Behavioural Science, Faculty of Public Health, Diponegoro University, Tembalang, Semarang 50239 (Directorate of Research and Public Services Universitas Indonesia, 2010)