Centros para el Control y la Prevención de Enfermedades. CDC 24/7: Salvamos vidas. Protegemos a - 18 Apr 2021
Pruebas para hacerse uno mismo en casa o en cualquier lugar | CDC ...
BioMed Central - 17 Feb 2024
Implementing a pilot study of COVID-19 self-testing in high-risk populations and remote locations: results and lessons ... ...
Office for National Statistics - 25 Apr 2024
Self-reported coronavirus (COVID-19) infections and associated symptoms, England and Scotland: November 2023 to ... ...