MeSH 2023 - New Headings with Scope Notes

This dataset includes all newly added MeSH Main Headings for 2023. Headings play a central role in MeSH vocabulary as a unit of Indexing and retrieval. With the exception of Class 3 Descriptors, all descriptors are organized into a numbered tree structure or hierarchy that allows users to browse in a orderly fashion from broader to narrower topics. Scope Notes provide a concise summary describing the meaning and scope of the MeSH Descriptor.本数据集囊括了2023年新增的所有MeSH（医学主题词表）主要标题。标题在MeSH词汇体系中占据核心地位，作为索引与检索的基本单元。除第三类描述符外，所有描述符均被组织成编号的树状结构或层次体系，使用户能够有条不紊地从更广泛的主题浏览至更为具体的领域。范围注释提供了对MeSH描述符意义及范围的简明概述。