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README.md

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 license: apache-2.0
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+This is the dataset used in the paper "Readability Controllable Biomedical Document Summarization" by Zheheng Luo, Qianqian Xie, Sophia Ananiadou. 
+Every instance in the dataset contains a technical summary(abstract), a plain language summary, and the whole article text. All the data are from the PLOS journals.
+Detailed format is as following:
+{
+  "doi": str,                      # unique doi identifier
+  "title": str,                    # title
+  "abstract": str,                 # abstract
+  "plain language summary": str,   # plain language summary
+  "article": str                   # whole text
+ }