Factors enabling systematized national school health services in Japan.

Five factors were proposed as essential for successful provision of school health services in developing countries: (i) formulation of national school health policies and guidelines with clear definitions of essential health services and stakeholders' responsibilities, (ii) strengthening partnerships within and between health and education sectors at all administrative levels, (iii) building cooperation between school and health professionals and at the community and school levels, (iv) establishing sustainable development of personnel for school health in the education sector, and (v) developing systems for collecting children's health data, assessing their health issues, and monitoring and evaluating the implementation.