Sana HospitalDec 22, 20224 minWhat is BF.7, the Omicron sub-variant driving the surge in China?The current surge in Covid-19 infections in China is believed to be driven by the BF.7 sub-variant of Omicron that is circulating in that...
Sana HospitalMay 24, 20214 minSputnik V, Covishield, Covaxin: Which is better?The second phase of the COVID-19 vaccination drive has already begun in India, and many people are still unaware of how the two current...