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The search for an effective Covid-19 vaccine has seen some remarkable changes, with the announcement of vaccines like Pfizer and BioNTech.
The search for an effective Covid-19 vaccine has seen some remarkable changes, with the announcement of vaccines like Pfizer and BioNTech.
Several months into the pandemic and we all are still suffering from a collective confusion. One uniform question that remains is that when or how will the pandemic end?
