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# Highly Effective

All time
Pfizer jab prevents severe Covid for at least 6 months, US study finds
5 Oct 2021
15.5k
25
Study in Britain finds vaccines more than 80% effective at preventing hospitalisations in over-80s
2 Mar 2021
11.9k
29
New painkiller is as powerful as morphine - but without the dangerous side-effects
21 Aug 2016
40.1k
23