- New Research: Lessons from immune response of most severe Covid patients The Indian Express
- Suspect traces in Barcelona water samples from March 2019 Chinadaily USA
- Was SARS-CoV-2 Floating around Barcelona in March 2019? Probably Not, But National Review
- COVID-19 found in Spanish wastewater in March 2019, say researchers CGTN
- Existing drugs can prevent SARS-CoV-2 from hijacking cells Medical Xpress
- View Full coverage on Google News