Associations Among 25-Hydroxyvitamin D Levels, Lung Function, and Exacerbation Outcomes in COPD

Evaluation, Treatment, and Prevention of Vitamin D Deficiency: an Endocrine Society Clinical Practice Guideline

Michael F. Holick, Neil Binkley, Heike A. Bischoff‐Ferrari et al. · The Journal of Clinical Endocrinology & Metabolism · 2011 · 10.5K citations · Full text

Medicine, Endocrinology, Nutrition +17

Changes in Forced Expiratory Volume in 1 Second over Time in COPD

Jørgen Vestbo, Lisa Edwards, Paul D. Scanlon et al. · New England Journal of Medicine · 2011 · 958 citations · Full text

Medicine, Clinical Sciences, Internal Medicine +17

Vitamin D Inhibits Monocyte/Macrophage Proinflammatory Cytokine Production by Targeting MAPK Phosphatase-1

Yong Zhang, Donald Y.M. Leung, Brittany Richers et al. · The Journal of Immunology · 2012 · 872 citations · Full text

Life Sciences, Immunology, Pharmacology +17

Control of Confounding and Reporting of Results in Causal Inference Studies. Guidance for Authors from Editors of Respiratory, Sleep, and Critical Care Journals

David J. Lederer, Scott C. Bell, Richard D. Branson et al. · Annals of the American Thoracic Society · 2018 · 722 citations · Full text

Public Health, Biostatistics, Causal Inference +16

Clinical Significance of Symptoms in Smokers with Preserved Pulmonary Function

Prescott G. Woodruff, R. Graham Barr, Eugene R. Bleecker et al. · New England Journal of Medicine · 2016 · 690 citations · Full text

Medicine, Clinical Sciences, Internal Medicine +17