TY  - GEN
ED  - World Health Organization. Action Programme on Essential Drugs.
TI  - Operational research projects in DAP : an annotated inventory
T2  - (DAP research series ; no. 19)
PY  - 1996///
CY  - Geneva : 
PB  - World Health Organization
KW  - Essential drugs
KW  - Operations research
KW  - Directories
KW  - Databases, Factual
ER  -