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Volume 74, Issue 4
Vitamin D to prevent exacerbations of COPD: systematic review and meta-analysis of individual participant data from randomised controlled trials
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Chronic obstructive pulmonary disease
Original article
Vitamin D to prevent exacerbations of COPD: systematic review and meta-analysis of individual participant data from randomised controlled trials
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535
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Dec 2022
419
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Jan 2023
407
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Total
47108
19005
6466
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