EN INGLÉS Nirmatrelvir-ritonavir en pacientes ambulatorios con COVID-19: variantes BA.4 y BA.5 de Omicron en Colorado Posted on julio 12, 2023 por coronado https://www.physiciansweekly.com/nirmatrelvir-ritonavir-in-covid-19-outpatients-omicron-variants-ba-4-and-ba-5-in-colorado/ https://www.physiciansweekly.com/nirmatrelvir-ritonavir-in-covid-19-outpatients-omicron-variants-ba-4-and-ba-5-in-colorado/