[2]
The UMLS Project:Making the Conceptual Connection between Users and the Information TheyNeed. Humphreys B L, Lindberg D A. Bulletin of theMedical Library Association . 1993
[2]
The UMLS Project:Making the Conceptual Connection between Users and the Information TheyNeed. Humphreys B L, Lindberg D A. Bulletin of theMedical Library Association . 1993