According to recent study of Lancet: The people who previously infected with COVID-19, have higher risk of hospitalisation or death which is 88 per cent lower...
In the study published in Microbiology Spectrum journal, the researchers found that the immune system could not produce the defence molecules against the Delta variant as...
Dr Lancelot Pinto decodes Delta Variant of COVID-19 - how severe is this variant, are vaccines effective against this strain and more
