I thought it could survive up to two weeks on a flat surface.
Now in a hospital is different because there are...and all within a few minutes....several people in the same space.
https://www.usatoday.com/story/news/health/2020/05/21/coronavirus-news-what-cdc-saying-covid-19-surfaces/5235317002/
. . . and leap 40 feet at a time.