Elon Musk recently promoted debunked claims that coronavirus isn’t as dangerous as previously thought, in the latest example of the Tesla CEO pushing right-wing misinformation related to coronavirus online.

Musk, who recently overpromised on a pledge to send ventilators to hospitals, has jumped into the coronavirus conversation in recent weeks, flirting with coronavirus disinformation on Twitter that often coincides with popular right-wing media narratives.

In one of the latest examples, Musk pushed an inaccurate claim made by two doctors from Bakersfield, California, who have said they have statistical evidence showing that the coronavirus is no more dangerous than the flu and claimed that the state’s shelter-in-place order is no longer necessary.

In a press conference that went viral on social media platforms after it was reported by local news, Drs. Dan Erickson and Artin Massihi, “who tout their support of President Donald Trump and refuse to wear masks in public,” claimed that they had statistical evidence to show that coronavirus isn’t as dangerous as previously thought. The doctors based their conclusions on the results of 5,213 COVID-19 tests they had conducted at their urgent care centers and private testing site.

Health experts immediately debunked the viral claims, pointing to issues with the assumption that the doctors’ sample group is representative of the larger population. University of Washington biologist Carl Bergstrom explained the various problems with the doctors’ claims: