“…Evjen, 2015;S. Evjen & Audunson, 2009;Gazo, 2011;Seiser, 1974) to large-scale studies with more than 470 participants (Elbert et al, 2012;Oliphant, 2014;Paberza, 2010;Sin & Vakkari, 2015;Smith, 2008;Vakkari, 2014;Vakkari & Serola, 2012;Pertti Vakkari et al, 2016). One study includes a large dataset from Nederland, comprising more than 68,000 participants (Vakkari et al, 2014).…”