“…At the time of the study, web-based interventions for pain management were rare, and no study involving web-based interventions added to MMR in clinical practice was published (MacEa et al, 2010;Rini et al, 2012;Eccleston et al, 2014). In addition, we chose to perform our study in primary healthcare, since most previous studies on this topic have evaluated MMR at specialized pain clinics (Kamper et al, 2014;Deckert et al, 2015). Considering this lack of information, we wanted to investigate the effects of a self-guided web-based intervention based on cognitive behavioural principles added to MMR.…”