Marcel Ballin

Risk of infection, hospitalisation, and death up to 9 months after a second dose of COVID-19 vaccine: a retrospective, total population cohort study in Sweden

Peter Nordström, Marcel Ballin, Anna Nordström · The Lancet · 2022 · 329 citations · Full text

Veterinary Medicine, Immunology, Infectious Diseases +13

Risk factors for COVID-19 diagnosis, hospitalization, and subsequent all-cause mortality in Sweden: a nationwide study

Jonathan Bergman, Marcel Ballin, Anna Nordström et al. · European Journal of Epidemiology · 2021 · 180 citations · Full text

Public Health, Health Sciences, Infectious Diseases +11

Effectiveness of heterologous ChAdOx1 nCoV-19 and mRNA prime-boost vaccination against symptomatic Covid-19 infection in Sweden: A nationwide cohort study

Peter Nordström, Marcel Ballin, Anna Nordström · The Lancet Regional Health - Europe · 2021 · 162 citations · Full text

Veterinary Medicine, Immunology, Infectious Diseases +17

Associations of Objectively Measured Physical Activity and Sedentary Time with the Risk of Stroke, Myocardial Infarction or All-Cause Mortality in 70-Year-Old Men and Women: A Prospective Cohort Study

Marcel Ballin, Peter Nordström, Johan Niklasson et al. · Sports Medicine · 2020 · 83 citations · Full text

Education, Chronic Disease Prevention, Health-related Fitness +12

Effectiveness of a fourth dose of mRNA COVID-19 vaccine against all-cause mortality in long-term care facility residents and in the oldest old: A nationwide, retrospective cohort study in Sweden

Peter Nordström, Marcel Ballin, Anna Nordström · The Lancet Regional Health - Europe · 2022 · 70 citations · Full text

Veterinary Medicine, Biostatistics, Geriatric Medicine +17