发明公开
EP0744960A1 IMPROVEMENTS IN OR RELATING TO CONTRAST AGENTS 失效
在对比剂领域的改进或

IMPROVEMENTS IN OR RELATING TO CONTRAST AGENTS
摘要:
Microparticulate contrast agents comprising gas or a gas precursor encapsulated by a non-polymeric and non-polymerisable wall-forming material are readily characterisable materials exhibiting surprising structural integrity and stability.
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