title: Reply to Abu Raya and Giles.
authors.affiliation: Immunization Branch, California Department of Public Health, Richmond, CA, USA.|College of Public Health, University of Kentucky, Lexington, KY, USA.
authors.forename: Kathleen
authors.initials: K
authors.lastname: Winter
authors.affiliation: Immunization Branch, California Department of Public Health, Richmond, CA, USA.
authors.forename: Kathleen
authors.initials: K
authors.lastname: Harriman
mesh_terms: D004165:Diphtheria; D005260:Female; D006801:Humans; D007223:Infant; D049590:Postpartum Period; D011247:Pregnancy; D013742:Tetanus; D014611:Vaccination; D014917:Whooping Cough