[HCS]

https://www.huffpost.com/entry/what-is-r...82df1e2ef8

A recent study from China, published before peer-review, examined 1,245 confirmed cases and found that the vast majority of outbreaks were transmitted between people in a household. Cases acquired on transportation accounted for the second-highest number of outbreaks. Only a single cluster of cases appeared to have spread between people in close contact in an outdoor setting.