title: Advancing research on engagement in Internet interventions: a comment on Owen et al.
authors.affiliation: Temple University, Philadelphia, PA, USA, mark.salzer@temple.edu.
authors.forename: Mark S
authors.initials: MS
authors.lastname: Salzer
mesh_terms: D005260:Female; D006801:Humans; D020407:Internet; D008297:Male; D009369:Neoplasms / Q000523:psychology*; D060756:Social Networking; D012944:Social Support; D013315:Stress, Psychological / Q000628:therapy*