This working conference was planned by the library profession and the medical profession in an effort to coordinate efforts of the users and distributors of medical information in the Pacific Northwest. Participants included representatives from the state medical societies and the state libraries, the two medical schools, and health related libraries. Topics covered at the conference were the interlibrary loan function, the information center function, quantitative aspects of regional medical library service, and the role of the National Library of Medicine. The main speakers' presentations as well as audience response and discussion are included in the proceedings. A list of participants is provided. (Author/CC)