The trial is led by researchers at the Centre for Academic Primary Care, University of Bristol:‌

Trial Co-Ordinator: Penny Seume
Email: chico-study@bristol.ac.uk

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Trial Administrator: Sarah Cowper
Email: chico-study@bristol.ac.uk

Chief Investigator: Professor Pete Blair
Email: p.s.blair@bristol.ac.uk

Trial Management Group: Jenny Ingram, Christie Cabral,
Patricia Lucas, Grace Young, Elizabeth Beech, Sam Creavin,
Alastair Hay, Nick Francis,Martin Gulliford, Athene Lane,
Jeremy Horwood, Padraig Dixon, Katalin Bagi

Trials Unit (BRTC): Jodi Taylor, David Carmichael