get_registered_1 | R Documentation |
Extract the index of mentions such as: "This study was approved by the local Scientific and Ethics Committees of IRCCS \"Saverio de Bellis\", Castellana Grotte (Ba), Italy, and it was part of a registered research on https://www.clinicaltrials.gov, reg. number: NCT01244945."
get_registered_1(article)
article |
A string or a list of strings. |
Index of element with phrase of interest
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