BECKHAM
14-09-2020, 02:57 PM
Experts say direct delivery to the lungs may give a better immune response.
for more .... (https://www.bbc.co.uk/news/health-54147607)
for more .... (https://www.bbc.co.uk/news/health-54147607)
مشاهدة النسخة كاملة : Coronavirus: UK to test inhaled vaccines