“…Three studies used videotapes (Cinciripini et al, 2000;Price et al, 1991;Secker-Walker et al, 1997), and one study used telephone Interactive Voice Response Technology (IVR) (Ershoff et al, 1999). Two trials used websites, including a contingency management programme (Harris & Reynolds, 2015), and an interactive and personalised website, 'MumsQuit' (Herbec, Brown, Tombor, Michie, & West, 2014). The remaining two trials were computer programmes.…”