000 00562nam a2200169Ia 4500
008 190328s9999||||xx |||||||||||||| ||und||
020 _a92-4-120822-8
040 _aNITIL
_cNITIL
082 _221st
_a681.575
_bW927W
110 _aWorld Health Organization (Geneva)
245 0 _aWHO expert committee on biological standardization
_bforty second report
260 _aGeneva
_bWHO
_c1992
300 _av, 86p.
440 _aWHO technical report series; 822
650 _aBiological products-Standards; Blood products; Antibiotics; Standardization
942 _cBKS
999 _c27672
_d27672