Tag Archives: Vaccinations

[ad_1] The North American companies Pfizer and Biontech have published the first results of the effectiveness of a vaccine. This is the data from Phase 3, the last one that must pass …

[ad_1] The North American companies Pfizer and Biontech have published the first results of the effectiveness of a vaccine. This is the data from Phase 3, the last one that must pass …

[ad_1] After Denmark warned that the effectiveness of most vaccines could be affected by a new strain linked to mink, which in that country determined the slaughter of 17 million mink specimens …