ABSTRACT CARD CLASSIFICATION AND RETRIEVAL SYSTEMS FOR RADIOLOGIC LITERATURE.
D000043:Abstracting and Indexing; D002965:Classification; D006801:Humans; D011642:Publications; D011859:Radiography; D011871:Radiology; D011878:Radiotherapy; D013358:Subject Headings
ABSTRACTING AND INDEXING; CLASSIFICATION; RADIOGRAPHY; RADIOTHERAPY; SUBJECT HEADINGS