TY - BOOK ED - WHO Expert Committee on Biological Standardization ED - World Health Organization. TI - WHO Expert Committee on Biological Standardization: fifty-third report SN - 9241209267 SN - 0512-3054 PY - 2004/// CY - Geneva PB - World Health Organization KW - Biological products KW - standards KW - Vaccines KW - Blood KW - Reference standards KW - Guidelines UR - http://apps.who.int/iris/ ER -