title: Opting in for opt-out consent.
authors.affiliation: Cancer Council Australia, Sydney, NSW, Australia. ian.olver@cancer.org.au.
authors.forename: Ian N
authors.initials: IN
authors.lastname: Olver
mesh_terms: D001315:Australia; D028744:Ethics Committees, Research / Q000592:standards*; D006805:Human Experimentation / Q000941:ethics* / Q000592:standards; D006801:Humans; D007258:Informed Consent / Q000592:standards*