According to the newspaper The Wall Street Journal, it released data from American intelligence, which indicates that in November 2019, an outbreak of an unknown infection was observed among Chinese scientists from the Wuhan Institute of Virology of the PRC.
“In November 2019, three researchers from the Wuhan Institute of Virology were seriously ill in the hospital,” the newspaper writes, specifying that the patients showed similarities in symptoms with COVID-19.
Journalists are confident that this information can be very important when investigating the causes of the pandemic.