146
Participants
Start Date
January 31, 2007
Primary Completion Date
September 30, 2009
Study Completion Date
September 30, 2009
Cholecalciferol
Migliol Placebo Oil
Whipps Cross University Hospital NHS Trust, London
Newham University Hospital NHS Trust, London
London Chest Hospital, London
Homerton University Hospital NHS Foundation Trust, London
British Lung Foundation
OTHER
Barts & The London NHS Trust
OTHER