“…The value of SoMe in recruiting and retaining research participants has been highlighted in various studies on different domains (Balfe et al, 2012;Bull et al, 2011Bull et al, , 2013Child et al, 2014;Das et al, 2014;Kapp et al, 2013;Leonard et al, 2014;Morris, 2013;Mychasiuk & Benzies, 2012). Within the literature analysed in this study, the most common tools used for recruitment and retention were Facebook (Balfe et al, 2012;Child et al, 2014;Kapp et al, 2013;Mychasiuk & Benzies, 2012) and Twitter (O ' Connor et al, 2014) or both, in combination (Leonard et al, 2014;Morris, 2013).…”