Lori A. Bateman

PRE-PROOF Chronic Obstructive Pulmonary Diseases: Journal of the COPD Foundation PRE-PROOF Copyright Chronic Obstructive Pulmonary Diseases: Journal of the COPD

Joyce D. Schroeder, D. Couper, S. Rennard, 2021 .

Associations between 25-hydroxy-vitamin D levels, lung function, and exacerbation outcomes in COPD: An analysis of the SPIROMICS cohort.

R. Bowler, E. Hoffman, D. Couper, 2020, Chest.