1. The evaluation of ambulatory medical record in the United States;Kuhn,1981
2. Computer stored ambulatory record (COSTAR);Barnett;NCHSR Research Digest, HRA, Department of HEW,1976
3. Design and implementation of a clinical data management system;Greenes;Comput Biomed Res,1969
4. Experience with computerized office records;Soloman;Conn Med,1982