TY - BOOK ED - National Library of Medicine U.S. TI - National Library of Medicine audiovisuals catalog T2 - NIH publication CY - Bethesda, Md. PB - U.S. Dept. of Health, Education, and Welfare, Public Health Service, National Institutes of Health, National Library of Medicine KW - National Library of Medicine U.S KW - Catalogs KW - Local KW - Medicine KW - Study and teaching KW - Audio-visual aids KW - Health Education N1 - Discontinued after 1993 cumulation ER -