TY  - BOOK
ED  - World Health Organisation (New Delhi)
TI  - WHO expert committee on bilogical standardization: forty-eighth report
SN  - 92-4-120889-9
U1  - 612.022 21st
PY  - 1999///
CY  - Geneva
PB  - Who
KW  - Biology-Research; Biology-Experiments; Biological control systems; Biological products
ER  -