1. relational database of the United States National Library of Medicine for the storage and retrieval of bibliographical information concerning the biomedical literature
行业词典
医学： 〔MEDical Literature Analysis and Retrieval System〕医学文献检索系统：〔美〕国立医学图书馆的电子计算机目录系统，由此产生《医学索引》(Index Medicus)；