3
Participants
Start Date
February 24, 2017
Primary Completion Date
December 31, 2018
Study Completion Date
December 31, 2018
Vitamin D3 supplementation
Capsules to be dispensed using an electronic dispenser to allow real time logging of adherence.
Peripheral blood and induced sputum sampling
To attain samples for immunological testing
Chest computerised tomography (CT) scans
For volumetric quantification of lung abnormalities
Symptom questionnaire
Symptom questionnaire for recent symptom history
Placebo
To be dispensed using an electronic dispenser to allow real time logging of adherence.
Barts Health NHS Trust, London
Queen Mary University of London
OTHER