They wrote: “The study concerning whether Huanan market is the only birthplace of SARS-CoV-2 is of great significance for finding its source and determining the intermediate host, so as to control the epidemic and prevent it from spreading again.”
The scientists added although China’s National Centre for Disease Control and Prevention issued a Level 2 emergency warning about the new coronavirus on January 6, the information was not widely shared.
The authors wrote: “If the warning had attracted more attention, the number of cases both nationally and globally in mid-to-late January would have been reduced.
Meanwhile, Xiang Nijuan, a researcher at the Chinese Centre for Disease Control and Prevention, yesterday warned in an interview with state broadcaster CCTV people infected with the new coronavirus were contagious two days before they showed any symptoms.