000 00330nam a2200145Ia 4500
008 170324s9999 xx 000 0 und d
082 _a574.021
245 0 _aWho expert committee on biological standardization
260 _bWHO
260 _c1990
365 _b0.00
700 _aJyotirmayee
700 _aVandana
942 _cBK
999 _c3502
_d3502