TY  - BOOK
AU  - 
AU  - 
TI  - WHO expert committee on biological standardization (1997: Geneva, Switzerland): forrty-eighth report
SN  - 92-4-120889-9
U1  - 57(083.74) 
PY  - 1999///
CY  - Geneva
PB  - World Health Organisation
KW  - Biological products - standards
ER  -