trn2doi: A data set of Trial Registration Numbers (TRNs) matched to Digital Object Identifiers (DOIs) for their primary results publications

test_that("All entries have a search date", {
  expect_equal(sum(is.na(lookup$search_date)), 0)
})

bgcarlisle/trn2doi documentation built on April 25, 2022, 5:31 a.m.

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