TY  - BOOK
ED  -  World Health Organisation.
TI  -  Selected annotated bibliography on essential drugs / 
U1  -  MISR 615.116 SEL 
PY  - 1990///
CY  -  Geneva : 
PB  -  WHO, 
KW  -  Drugs
KW  -  bibliography
N1  -  Includes index
ER  -