TY - GEN ED - WHO Expert Committee on Biological Standardization (1958 : Geneva). TI - Expert Committee on Biological Standardization [meeting held in Geneva from 22 to 27 September 1958] : twelfth report T2 - (WHO technical report series ; 172) SN - 0-92-4-12072-X PY - 1959/// CY - Geneva : PB - World Health Organization KW - Biological products KW - Standards KW - Antibiotics KW - Hormones ER -