The 3 unanswered A’s the big pharma need to answer while making the big claim of more than 90% efficacy for COVID-19 vaccines in their trails
3 min readDec 20, 2020
Vaccines are like twin edged swords, they can save lives or kill lives. While vaccines are not new, as they exist from several centuries ago aiding in prevention and eradication of several deadly diseases, but the current viral disease is new and so is…