Protection of hybrid immunity against SARS-CoV-2 reinfection and severe COVID-19 during periods of Omicron variant predominance in Mexico https://www.medrxiv.org/content/10.1101/2022.12.02.22282981
Protection of hybrid immunity against SARS-CoV-2 reinfection and severe COVID-19 during periods of Omicron variant predominance in Mexico https://www.medrxiv.org/content/10.1101/2022.12.02.22282981