DOI: 10.1055/s-00000012

Endoscopy

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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