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Table 9 Distribution of articles in the text retrieval step, depending on their accessibility and relevance

From: Building a glaucoma interaction network using a text mining approach

  Relevant Not Relevant Total
Retrieved open access articles 7425 1235 8660
Restricted access (not Retrieved) 22733 unknown __
Total 31393 __ __
  1. Relevant articles are those that contain at least one occurrence of the word “glaucoma” in their text. The portion of restricted access articles, are not relevant, is unknown to us at the time of writing this article