Schlagwörter
80 and over
2
Adaptive Immunity
2
Adaptive Immunity/physiology
Adolescent
2
Adult
2
Aged
2
COVID-19
2
COVID-19/blood
2
COVID-19/epidemiology
2
COVID-19/immunology
2
COVID-19/prevention & control
2
Cohort Studies
2
Coinfection
2
Coinfection/blood
2
Coinfection/epidemiology
2
Coronavirus
2
Coronavirus Infections
2
Coronavirus Infections/blood
2
Coronavirus Infections/epidemiology
2
Coronavirus Infections/immunology
2
Coronavirus Infections/virology
2
Coronavirus/genetics
2
Coronavirus/immunology
2
Follow-Up Studies
2
HIV Infections
2
HIV Infections/complications
2
HIV Infections/epidemiology
2
Humans
2
Male
2
Middle Aged
2
Netherlands
2
Netherlands/epidemiology
2
Pandemics
2
RNA
2
Reinfection/blood
2
Reinfection/epidemiology
2
Reinfection/immunology
2
Reinfection/virology
2
SARS-CoV-2/genetics
2
SARS-CoV-2/immunology
2
Seasons
2
Serologic Tests/methods
2
Time Factors
2
Viral
2
Viral/analysis
2
Viral/blood
2
Young Adult
2