Fomites from somewhere maybe.
I am reminded to ask because I have a suspicion...don’t most of our municipal water treatment chemicals come from China?
https://www.nytimes.com/2020/02/06/world/asia/coronavirus-china.html
The fatality rate in Wuhan is 4.1 percent and 2.8 percent in Hubei, compared to 0.17 percent elsewhere in mainland China.
see also my post #30 here:
http://www.freerepublic.com/focus/f-chat/3814339/posts?page=30#30