Merge branch 'main' of https://huggingface.co/datasets/TomTBT/pmc_open_access_xml

README.md

@@ -415,7 +415,13 @@ work of further versions of this dataset.
 
 #### Initial Data Collection and Normalization
 
-[Needs More Information]
+Data was obtained from:
+- ftp.ncbi.nlm.nih.gov/pub/pmc/oa_bulk/oa_noncomm/xml/
+- ftp.ncbi.nlm.nih.gov/pub/pmc/oa_bulk/oa_comm/xml/
+- ftp.ncbi.nlm.nih.gov/pub/pmc/oa_bulk/oa_other/xml/
+
+Additional content for individual articles (graphics, media) can be obtained from:
+- ftp.ncbi.nlm.nih.gov/pub/pmc + "package_file"
 
 #### Who are the source language producers?
 
@@ -458,7 +464,7 @@ future version.
 - Remove unwanted references from the text, and replace either by the "references_text" or by the reference content itself.
 - Unescape HTML special characters: `import html; html.unescape(my_text)`
 - Remove superfluous line break in text.
-- Remove XML tags / replace by special tokens (<italic>, <sup>, <sub>, ...).
+- Remove XML tags / replace by special tokens (\<italic\>, \<sup\>, \<sub\>, ...).
 - Join the items of the contents' lists.
 
 ## Additional Information