[ad_1] The Colombian justice mechanism, which investigates crimes committed in the conflict between the state and armed groups, brought to 6,402 the number of civilians killed by the military and presented as …
Read More »Covid-19 false positives: hidden issues and costs
[ad_1] The RT-PCR test to detect coronavirus RNA 2 they have a sensitivity and analytical specificity of over 95%. To be on the safe side, new tests should be accompanied by other …
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