International Conference on Harmonisation of Technical Requirements for Registration of Pharmaceuticals for Human Use (ICH) guideline Q4B annex 13 to note for evaluation and recommendation of pharmacopoeial texts for use in the ICH regions on bulk density(国际协调人用药品注册技术要求会议 (ICH) 指南Q4B附件13，用于评估和推荐ICH地区使用的药典文本的堆积密度)