Published on in Vol 8, No 6 (2020): June
Preprints (earlier versions) of this paper are
available at
https://preprints.jmir.org/preprint/12799, first published
.
![Identification of the Best Semantic Expansion to Query PubMed Through Automatic Performance Assessment of Four Search Strategies on All Medical Subject Heading Descriptors: Comparative Study Identification of the Best Semantic Expansion to Query PubMed Through Automatic Performance Assessment of Four Search Strategies on All Medical Subject Heading Descriptors: Comparative Study](https://asset.jmir.pub/assets/07374f8e730ff387d8ae4aa329a98132.png 480w,https://asset.jmir.pub/assets/07374f8e730ff387d8ae4aa329a98132.png 960w,https://asset.jmir.pub/assets/07374f8e730ff387d8ae4aa329a98132.png 1920w,https://asset.jmir.pub/assets/07374f8e730ff387d8ae4aa329a98132.png 2500w)
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