title: Contextual Information Around the First Use of Electronic Cigarettes Among New Zealand Smokers and Recent Quitters.
authors.affiliation: Research and Evaluation Unit, Health Promotion Agency, Wellington, New Zealand; j.li@hpa.org.nz.
authors.forename: Judy
authors.initials: J
authors.lastname: Li
authors.affiliation: Research and Evaluation Unit, Health Promotion Agency, Wellington, New Zealand;
authors.forename: Rhiannon
authors.initials: R
authors.lastname: Newcombe
authors.affiliation: Research and Evaluation Unit, Health Promotion Agency, Wellington, New Zealand; Department of Psychology, University of Canterbury, Christchurch, New Zealand.
authors.forename: Darren
authors.initials: D
authors.lastname: Walton
mesh_terms: D066300:Electronic Nicotine Delivery Systems / Q000523:psychology* / Q000706:statistics & numerical data*; D006801:Humans; D009520:New Zealand / Q000453:epidemiology; D012907:Smoking / Q000453:epidemiology* / Q000523:psychology* / Q000628:therapy; D016540:Smoking Cessation / Q000379:methods / Q000523:psychology*; D012931:Social Environment; D011795:Surveys and Questionnaires