Until January 19, Wuhan authorities would keep there was no proof of human-to-human transmission but the following day, China’s government would expose otherwise. Research studies suggest while China’s January 23 lockdown of 50 million individuals prevented an extra 7 lakh cases outside Wuhan, interventions one week and 3 weeks earlier might have brought down the number by 66%and 95%respectively. Modified excerpts:
We now know by end-December, numerous doctors in Wuhan were mindful of a major outbreak which some believed was infectious, and by December 31 they had actually informed the Wuhan Centre for Illness Control and Avoidance (CDC).