title: Delayed immunisation and risk of pertussis in infants: unmatched case-control study.
authors.affiliation: Department of Paediatrics, Faculty of Medicine and Health Sciences, University of Auckland, Private Bag 92019, Auckland, New Zealand. cc.grant@auckland.ac.nz
authors.forename: Cameron C
authors.initials: CC
authors.lastname: Grant
authors.forename: Mavis
authors.initials: M
authors.lastname: Roberts
authors.forename: Robert
authors.initials: R
authors.lastname: Scragg
authors.forename: Joanna
authors.initials: J
authors.lastname: Stewart
authors.forename: Diana
authors.initials: D
authors.lastname: Lennon
authors.forename: Denise
authors.initials: D
authors.lastname: Kivell
authors.forename: Rodney
authors.initials: R
authors.lastname: Ford
authors.forename: Rosalie
authors.initials: R
authors.lastname: Menzies
mesh_terms: D016022:Case-Control Studies; D004196:Disease Outbreaks; D006801:Humans; D007114:Immunization / Q000706:statistics & numerical data*; D007115:Immunization Schedule; D007223:Infant; D009520:New Zealand / Q000453:epidemiology; D010342:Patient Acceptance of Health Care / Q000706:statistics & numerical data*; D010567:Pertussis Vaccine; D012307:Risk Factors; D013997:Time Factors; D014917:Whooping Cough / Q000453:epidemiology / Q000517:prevention & control*
chemical_list: D010567:Pertussis Vaccine