TY  - BOOK
AU  -  World Health Organization 
TI  - The selection and use of essential medicines
SN  - 978 92 4 120958 8
U1  - QV55 
PY  - 2009///
CY  - Geneva
PB  - WHO
KW  - WHO
KW  - Drugs - -dosage
KW  - Drug Information Services
N2  -  Drug Information Services, Drugs - -dosage, WHO
ER  -