Headings used by articles and documents in the PMC Open Access collection

Section headings of articles in the PubMed Central Open Access subset, counted by field classification. Extra data for the article: "The Rhetorical Structure of Science? A Multidisciplinary Analysis of Article Headings".

PubMed Central开放获取子集（PubMed Central Open Access Subset）中文章的章节标题，按学科领域分类统计。本数据集附带关联文章《科学的修辞结构？文章标题的多学科分析》的额外数据。