"EDirect for PubMed: Part 4: xtract Conditional Arguments" (July 20, 2017)

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This video can be seen directly at https://dataguide.nlm.nih.gov/edirect_for_pubmed_part_4_07-20-2017.mp4

The captions are available at https://dataguide.nlm.nih.gov/edirect_for_pubmed_part_4_07-20-2017.srt


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