title: Mental health in the smartphone era.
authors.affiliation: CMAJ.
authors.forename: Roger
authors.initials: R
authors.lastname: Collier
mesh_terms: D001007:Anxiety / Q000523:psychology*; D016739:Behavior, Addictive / Q000453:epidemiology*; D003863:Depression / Q000523:psychology*; D006801:Humans; D020407:Internet / Q000706:statistics & numerical data*; D008603:Mental Health; D000068997:Smartphone / Q000706:statistics & numerical data*