The UMLS Section in this issue of JAMIA is dedicated to the memory of Marsden Scott Blois, Jr., a pioneer in medical concept representation. Dr. Blois, an internationally recognized physician-investigator and medical informatician, made important contributions to melanoma research and to biomedical informatics during his distinguished and varied career. His keen insight in the early days of the UMLS project contributed significantly to the future direction and success of the project. #N##N#This issue of JAMIA helps mark the tenth anniversary of the Unified Medical Language System (UMLS) project. From the beginning, the project has focused on overcoming the barriers users face when attempting to interact with computerized health information systems. The UMLS developers and their collaborators envisioned and then created a set of knowledge sources designed to support the development of sophisticated and accessible information systems. The UMLS knowledge sources have grown to …
['Alexa T. McCray', 'Randolph A. Miller']
Making the Conceptual Connections: The UMLS after a Decade of Research and Development