Väisänen, D.;                     Kallings, L.V.;                     Andersson, G.;                     Wallin, P.;                     Hemmingsson, E.;                     Ekblom-Bak, E.    
        Cardiorespiratory Fitness in Occupational Groups—Trends over 20 Years and Future Forecasts. Int. J. Environ. Res. Public Health 2021, 18, 8437.
    https://doi.org/10.3390/ijerph18168437
    AMA Style
    
                                Väisänen D,                                 Kallings LV,                                 Andersson G,                                 Wallin P,                                 Hemmingsson E,                                 Ekblom-Bak E.        
                Cardiorespiratory Fitness in Occupational Groups—Trends over 20 Years and Future Forecasts. International Journal of Environmental Research and Public Health. 2021; 18(16):8437.
        https://doi.org/10.3390/ijerph18168437
    
    Chicago/Turabian Style
    
                                Väisänen, Daniel,                                 Lena. V. Kallings,                                 Gunnar Andersson,                                 Peter Wallin,                                 Erik Hemmingsson,                                 and Elin Ekblom-Bak.        
                2021. "Cardiorespiratory Fitness in Occupational Groups—Trends over 20 Years and Future Forecasts" International Journal of Environmental Research and Public Health 18, no. 16: 8437.
        https://doi.org/10.3390/ijerph18168437
    
    APA Style
    
                                Väisänen, D.,                                 Kallings, L. V.,                                 Andersson, G.,                                 Wallin, P.,                                 Hemmingsson, E.,                                 & Ekblom-Bak, E.        
        
        (2021). Cardiorespiratory Fitness in Occupational Groups—Trends over 20 Years and Future Forecasts. International Journal of Environmental Research and Public Health, 18(16), 8437.
        https://doi.org/10.3390/ijerph18168437