Gary Butler

Specialty unconfirmed

University College London Hospitals NHS Foundation Trust

UK gary.butler@ucl.ac.uk.

Last updated· April 2026 1 publication

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Specialists are identified from ClinicalTrials.gov principal investigators, PubMed publications, and the NPI registry, then ranked through an automated scoring pipeline.

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Rare diseases treated or studied

Based on trial PI assignments and publication topics.

Klinefelter Syndrome

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