Suspected Recurrent #SARS-CoV-2 Infections Among Residents of a Skilled Nursing Facility During a Second COVID-19 Outbreak — Kentucky, July–November 2020 | MMWR
▻https://www.cdc.gov/mmwr/volumes/70/wr/mm7008a3.htm
The finding that all five patients with recurrent #COVID-19 had either asymptomatic or mildly symptomatic courses during their first infections is noteworthy, suggesting the possibility that asymptomatic or mildly symptomatic initial infections do not produce a sufficiently robust immune response to prevent #reinfection.