- The picture above circulates on Twitter but the URL for the CDC website does not match what is shown. If the data are correct, they suggest fewer deaths from pneumonia since November 2019 because more deaths were likely attributed to Covid-19.
- The Curve is Already Flat -- Evidence suggests that COVID-19 was here in November, A version by the same author appeared on Medium, but was taken off.
- San Francisco Chronicle: Study [by researchers at Stanford Medicine] investigates if COVID-19 came to Calif. in fall 2019.