The effectiveness and safety of combining varenicline with nicotine e-cigarettes for smoking cessation in people with mental illnesses and addictions: study protocol for a randomised-controlled trial.
Christopher R BullenMarjolein E A VerbiestSusanna Galea-SingerTomasz KurdzielGeorge LakingDavid NewcombeVarsha ParagNatalie WalkerPublished in: BMC public health (2018)
Australian NZ Clinical Trial Registry: ACTRN12616001355460 (29 September 2016).