Pfizer Vaccine Effective Against UK COVID-19 Variant—Study
Rahma Ahmed By Ahmed Rahma A new study has shown that the Pfizer BioNTech COVID-19 vaccine is effective against the…
UK COVID-19 Variant
UK COVID-19 Variant in 50 Countries, S/Africa Strain in 20
By Ahmed Rahma The World Health Organisation (WHO) in its weekly report said it has been notified by…