which_registry: Check which registry(ies) input is from

In maia-sh/ctregistries: Data Package and R Functions for Clinical Trial Registries and other MEDLINE Databanks

Check which registry(ies) input is from

Description

Check which registry(ies) input is from

Usage

which_registry(x)

Arguments

x	A string (character vector of length 1)

Value

A string (character vector of length number of registries). Returns NA if no trial registration number detected.

Examples

which_registry("NCT00312962")
which_registry("NCT00312962 and euctr2020-001808-42")
which_registry("hello")
which_registry(NA)

maia-sh/ctregistries documentation built on July 20, 2024, 8:08 p.m.