Ref format

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Refs found at PubMed have a PMID number. Entering that number at https://tools.wmflabs.org/citation-template-filling/cgi-bin/index.cgi generates a reference. Look at existing refs to see how a ref is bracketed by ref and /ref, each inside < >. David notMD (talk) 03:32, 23 April 2023 (UTC)Reply