title: Use of oral contraceptives is not associated with increased risk of death in the UK; a net benefit in all-cause mortality was seen in ever users versus never users - RR 0.88, 95% CI 0.82 to 0.93.
authors.affiliation: School of Medicine, University of Auckland, Auckland, New Zealand. j.clarke@auckland.ac.nz
authors.forename: Jane
authors.initials: J
authors.lastname: Clarke