Annals of internal medicine
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[Figure: see text].
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Comment
In irritable bowel syndrome, fecal microbiota transplantation improved symptoms at 3 months.
El-Salhy M, Hatlebakk JG, Gilja OH, Bråthen Kristoffersen A, Hausken T. Efficacy of faecal microbiota transplantation for patients with irritable bowel syndrome in a randomised, double-blind, placebo-controlled study. Gut. 2020;69:859-67. 31852769.
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The accuracy and harms of brief cognitive tests for identifying clinical Alzheimer-type dementia (CATD) are uncertain. ⋯ Agency for Healthcare Research and Quality. (PROSPERO: CRD42018117897).
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Biomarker accuracy for Alzheimer disease (AD) is uncertain. ⋯ Agency for Healthcare Research and Quality. (PROSPERO: CRD42018117897).
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Comment
Supplementation with vitamin D plus calcium reduces fracture risk; vitamin D alone does not.
Yao P, Bennett D, Mafham M, et al. Vitamin D and calcium for the prevention of fracture: a systematic review and meta-analysis. JAMA Netw Open. 2019;2:e1917789. 31860103.