Etiqueta 'Covid-19 trial'
Syringes are seen in front of displayed Biontech and Pfizer logos in this illustration

Coronavirus news

Pfizer ends COVID-19 trial with 95% success rate

Pfizer said there were 170 cases of COVID-19 in its trial of more than 43,000 volunteers.

Michael Erman18/11/2020 14:22