SCOPE AND SERVICES OF THE U.S. NATIONAL LIBRARY OF MEDICINE.
D000043:Abstracting and Indexing; D001635:Bibliography of Medicine; D003201:Computers; D003202:Computers, Analog; D001330:Electronic Data Processing; D006801:Humans; D007990:Libraries; D007993:Libraries, Medical; D008396:Maryland; D009317:National Library of Medicine (U.S.); D014481:United States
ABSTRACTING AND INDEXING; AUTOMATIC DATA PROCESSING; BIBLIOGRAPHY OF MEDICINE; COMPUTERS, ANALOG; LIBRARIES, MEDICAL; MARYLAND; UNITED STATES