BMJ : British medical journal
The most recent articles from:
BMJ
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To assess the association between covid-19 vaccines and risk of thrombocytopenia and thromboembolic events in England among adults. ⋯ Increased risks of haematological and vascular events that led to hospital admission or death were observed for short time intervals after first doses of the ChAdOx1 nCoV-19 and BNT162b2 mRNA vaccines. The risks of most of these events were substantially higher and more prolonged after SARS-CoV-2 infection than after vaccination in the same population.
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To investigate the efficacy, acceptability, and safety of muscle relaxants for low back pain. ⋯ PROSPERO CRD42019126820 and Open Science Framework https://osf.io/mu2f5/.