Systematic reviews published before 2021 in The Lens.org database

Results of a search in The Lens.org 06.08.2022: (https://link.lens.org/gNCMHYT5s3)

{
  "q": "(title:(\"systematic review*\") OR abstract:(\"systematic review*\") OR keyword:(\"systematic review*\") OR field_of_study:(\"systematic review*\")) OR (title:(\"systematically review*\") OR abstract:(\"systematically review*\") OR keyword:(\"systematically review*\") OR field_of_study:(\"systematically review*\")) OR (title:(\"systematic literature review*\") OR abstract:(\"systematic literature review*\") OR keyword:(\"systematic literature review*\") OR field_of_study:(\"systematic literature review*\"))",
  "st": true,
  "publishedYear.to": "2021"
}