000 00516nam a2200205Ia 4500
008 180514s9999||||xx |||||||||||||| ||und||
082 _a615.1901/NA
084 _aDDC
245 0 _aExpert Committee on Biological Standardization
260 _aGeneva
260 _bWorld Health Organization
260 _c1951
300 _a15
650 _aExpert Committee on Biological Standardization
942 _cBook
999 _c5743
_d5743