TY  - BOOK
AU  - World Health Organisation
TI  - The Use of essential drugs: World health organisation
T2  - WHO technical report series
SN  - 9241208821 (pbk.)
PY  - 1998///
CY  - Geneva,
PB  - World health Organisation
KW  - Drug resistence- microbial
KW  - essential drugs-standards
N1  - Includes bibliographical references
ER  -