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#flaws

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Giuseppe Michieli

#Brazil, #FIOCRUZ: #Committee points out #flaws in #study on #mortality after #vaccination against #Covid19, informe.ensp.fiocruz.br/notici

Study claims that “protective effect of immunization vs Covid19 was observed up to 1 year after first symptoms & that, after this period, effect was reversed, showing an increased risk of death for those vaccinated”. For experts, article presents conclusions based on flawed methodologies & may contribute to greater distrust in relation to vaccines.

informe.ensp.fiocruz.brComitê aponta falhas em estudo sobre mortalidade pós-vacinação contra a Covid-19Comitê aponta falhas em estudo sobre mortalidade pós-vacinação contra a Covid-19
Public
Heron&Fox Photo

#Quartz is a #crystal form of #SiliconDioxide (#SiO2) in a trigonal crystal system.
Other #mineral forms of silicon dioxide exist, but quartz is probably one of the most common.
Other things can be included into the crystal, or the crystal structure can be deformed, both of which are forms of #flaws in the crystal.
Get a print or other merchandise at heronfox.pixels.com/featured/f

#MacroPhotography, #MineralPhotography, #QuartzCrystal, #Photograph

A macro photograph of a white crystal occupying the left-bottom three-quarters of the image.
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