Lyyra, N.;                     Thorsteinsson, E.B.;                     Eriksson, C.;                     Madsen, K.R.;                     Tolvanen, A.;                     Löfstedt, P.;                     Välimaa, R.    
        The Association between Loneliness, Mental Well-Being, and Self-Esteem among Adolescents in Four Nordic Countries. Int. J. Environ. Res. Public Health 2021, 18, 7405.
    https://doi.org/10.3390/ijerph18147405
    AMA Style
    
                                Lyyra N,                                 Thorsteinsson EB,                                 Eriksson C,                                 Madsen KR,                                 Tolvanen A,                                 Löfstedt P,                                 Välimaa R.        
                The Association between Loneliness, Mental Well-Being, and Self-Esteem among Adolescents in Four Nordic Countries. International Journal of Environmental Research and Public Health. 2021; 18(14):7405.
        https://doi.org/10.3390/ijerph18147405
    
    Chicago/Turabian Style
    
                                Lyyra, Nelli,                                 Einar Baldvin Thorsteinsson,                                 Charli Eriksson,                                 Katrine Rich Madsen,                                 Asko Tolvanen,                                 Petra Löfstedt,                                 and Raili Välimaa.        
                2021. "The Association between Loneliness, Mental Well-Being, and Self-Esteem among Adolescents in Four Nordic Countries" International Journal of Environmental Research and Public Health 18, no. 14: 7405.
        https://doi.org/10.3390/ijerph18147405
    
    APA Style
    
                                Lyyra, N.,                                 Thorsteinsson, E. B.,                                 Eriksson, C.,                                 Madsen, K. R.,                                 Tolvanen, A.,                                 Löfstedt, P.,                                 & Välimaa, R.        
        
        (2021). The Association between Loneliness, Mental Well-Being, and Self-Esteem among Adolescents in Four Nordic Countries. International Journal of Environmental Research and Public Health, 18(14), 7405.
        https://doi.org/10.3390/ijerph18147405