DOI:
10.1055/s-00000012
Endoscopy
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References
Bjelakovic G, Nikolova D, Gluud C.
Meta-regression analyses, meta-analyses, and trial sequential analyses of the effects of supplementation with beta-carotene, vitamin A, and vitamin E singly or in different combinations on all-cause mortality: do we have evidence for lack of harm?.
PLoS One 2013;
8: e74558
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