Refractory Chronic Cough Improvement Via NAL ER (RIVER)

McMaster University Medical Centre, Hamilton

Inspiration Research, Toronto

CIC Mauricie Inc., Trois-Rivières

Hull and East Yorkshire Hospitals NHS Trust - Castle Hill Hospital, Cottingham

Kings College Hospital NHS Foundation Trust, London

University Hospital of South Manchester NHS Foundation Trust (UHSM) - Wythenshawe Hospital, Manchester

Accellacare South London, Orpington

Accellacare North London, Northwood

Belfast City Hospital, Belfast

North Tyneside General Hospital - Northumbria Healthcare NHS Foundation Trust, North Shields

Accellacare Warwickshire, Coventry

University Hospitals Birmingham NHS Foundation Trust, Birmingham

Accellacare Yorkshire, Shipley

Egin Research Ltd, High Wycombe