LONDON: The novel coronavirus might have been spreading in China as early as August 2019, according to Harvard Medical School research based on satellite images of hospital travel patterns and search engine data.
The research used high-resolution satellite imagery of hospital parking lots in Wuhan – where the disease emerged in late 2019 – and data for symptom-related queries on search engines for things such as “cough” and “diarrhoea”.
“Increased hospital traffic and symptom search data in
Coronavirus may have spread in Wuhan in August, Harvard research shows; China says ‘ridiculous’
Byindianadmin
Jun 9, 2020