I'm not grandparent commenter, but someone wrote a paper comparing satellite photos of the parking lot of a hospital in Wuhan, as well as Baidu search queries:

I'm not grandparent commenter, but someone wrote a paper comparing satellite photos of the parking lot of a hospital in Wuhan, as well as Baidu search queries: https://dash.harvard.edu/bitstream/handle/1/42669767/Satellite_Images_Baidu_COVID19_manuscript_DASH.pdf https://dash.harvard.edu/bitstream/handle/1/42669767/Satelli... There was also news coverage of this paper: https://duckduckgo.com/?q=wuhan+area+hospital+satellite+photos&ia=web https://duckduckgo.com/?q=wuhan+area+hospital+satellite+phot...