TY  - BOOK
ED  - National Library of Medicine
TI  - Medical subject heading: index medicus
PY  - 1966///
CY  - Washington
PB  - U.S. Department of Health, Education and Welfare
KW  - Bibliotecología
KW  - Encabezamientos de materia
KW  - Indización
KW  - Medicina
KW  - Libro
ER  -