claim: major new lineages of sars-cov-2 emerge and spread in south asia during lockdown.
evidence_1: we also show that three lineages spread widely in south africa and contributed to ~42% of all of the infections in the country.", "c.1 was the most geographically widespread lineage in south africa, causing infections in multiple provinces and in all of the eleven districts in kwazulu-natal (kzn), the most sampled province.")