id author title date pages extension mime words sentences flesch summary cache txt cord-262693-z9dolxky Nishiura, Hiroshi Initial Cluster of Novel Coronavirus (2019-nCoV) Infections in Wuhan, China Is Consistent with Substantial Human-to-Human Transmission 2020-02-11 .txt text/plain 1447 67 43 title: Initial Cluster of Novel Coronavirus (2019-nCoV) Infections in Wuhan, China Is Consistent with Substantial Human-to-Human Transmission Reanalysis of the epidemic curve from the initial cluster of cases with novel coronavirus (2019-nCoV) in December 2019 indicates substantial human-to-human transmission. To support the hypothesis of zoonotic origin of 2019-nCoV stemming from the Huanan seafood market, the index case should have had exposure history related to the market and the virus should have been identified from animals sold at the market. The clinical summary of the earliest cases of 2019 novel coronavirus (2019-nCoV) infections in Wuhan, China was recently published [1] , showing the majority of cases were exposed to the Huanan seafood market, which also had wild animals, suggesting the possibility of zoonotic transmission in the market. Second, without identifying the virus in Second, assuming a constant SI of 8 days, the epidemic curve of cases by the date of illness onset can be transformed to that by generation of cases. ./cache/cord-262693-z9dolxky.txt ./txt/cord-262693-z9dolxky.txt