title: Efficacy trial of acellular pertussis vaccines; trial I.
authors.affiliation: Swedish Institute for Infectious Disease Control, Stockholm, Sweden.
authors.forename: P
authors.initials: P
authors.lastname: Olin
mesh_terms: D002985:Clinical Protocols; D015331:Cohort Studies; D004168:Diphtheria Toxoid / Q000008:administration & dosage; D022422:Diphtheria-Tetanus Vaccine; D015721:Diphtheria-Tetanus-Pertussis Vaccine / Q000008:administration & dosage*; D022681:Diphtheria-Tetanus-acellular Pertussis Vaccines; D004311:Double-Blind Method; D006801:Humans; D007223:Infant; D011446:Prospective Studies; D016032:Randomized Controlled Trials as Topic; D013745:Tetanus Toxoid / Q000008:administration & dosage; D017778:Vaccines, Combined / Q000008:administration & dosage; D014917:Whooping Cough / Q000517:prevention & control*
chemical_list: D004168:Diphtheria Toxoid; D022422:Diphtheria-Tetanus Vaccine; D015721:Diphtheria-Tetanus-Pertussis Vaccine; D022681:Diphtheria-Tetanus-acellular Pertussis Vaccines; D013745:Tetanus Toxoid; D017778:Vaccines, Combined