van Bakel, B.M.A.;                     Bakker, E.A.;                     de Vries, F.;                     Thijssen, D.H.J.;                     Eijsvogels, T.M.H.    
        Changes in Physical Activity and Sedentary Behaviour in Cardiovascular Disease Patients during the COVID-19 Lockdown. Int. J. Environ. Res. Public Health 2021, 18, 11929.
    https://doi.org/10.3390/ijerph182211929
    AMA Style
    
                                van Bakel BMA,                                 Bakker EA,                                 de Vries F,                                 Thijssen DHJ,                                 Eijsvogels TMH.        
                Changes in Physical Activity and Sedentary Behaviour in Cardiovascular Disease Patients during the COVID-19 Lockdown. International Journal of Environmental Research and Public Health. 2021; 18(22):11929.
        https://doi.org/10.3390/ijerph182211929
    
    Chicago/Turabian Style
    
                                van Bakel, Bram M.A.,                                 Esmée A. Bakker,                                 Femke de Vries,                                 Dick H.J. Thijssen,                                 and Thijs M.H. Eijsvogels.        
                2021. "Changes in Physical Activity and Sedentary Behaviour in Cardiovascular Disease Patients during the COVID-19 Lockdown" International Journal of Environmental Research and Public Health 18, no. 22: 11929.
        https://doi.org/10.3390/ijerph182211929
    
    APA Style
    
                                van Bakel, B. M. A.,                                 Bakker, E. A.,                                 de Vries, F.,                                 Thijssen, D. H. J.,                                 & Eijsvogels, T. M. H.        
        
        (2021). Changes in Physical Activity and Sedentary Behaviour in Cardiovascular Disease Patients during the COVID-19 Lockdown. International Journal of Environmental Research and Public Health, 18(22), 11929.
        https://doi.org/10.3390/ijerph182211929