A summary of proceedings is presented from an international conference which focused on the needs and problems of primary health care. The report describes background of the conference, attendance, a summary of discussions, and recommendations. Sponsored by the World Health Organization and UNICEF, the conference was attended by delegations from 134 governments and 67 nongovernmental agencies. Objectives included promoting the concept of primary health care in all countries, defining the role of governments and international organizations in technical support for primary health care, and evaluating and suggesting improvements for the present health and health care situation throughout the world. Discussion focused on the current health world situation, approaches to primary health care in developing and developed nations, relationship of primary health care to economic and social development, technical and operational aspects (physical facilities, managerial processes, human resources, budgeting, referral systems, decentralization, evaluation, and research), and national strategies and international support. Twenty-two recommendations are presented in areas of community participation, coordination with other sectors, content of primary health care, training of manpower, appropriate technology, and essential drugs. (AV)