Vaccine vacuum gives birth to a bunch of dubious dealers

Desperate attempts by state governments to attract suppliers for Covid-19 vaccines have led to a few unauthorised dealers and distributors placing bids with a promise of supplying vaccines of companies like Pfizer, AstraZeneca and Gamaleya Research Institute. Distributors in countries such as the Czech Republic, UK and the UAE have been promising state governments delivery of Covid-19 vaccines, even as vaccine companies deny having authorised