Pertussis immunization: results of new trials.
Tozzi
A E
AE
Istituto Superiore di Sanità, Rome, Italy.
Greco
D
D
Salmaso
S
S
Wassilak
S G
SG
D002675:Child, Preschool; D002986:Clinical Trials as Topic; D005500:Follow-Up Studies; D006801:Humans; D007114:Immunization / Q000379:methods; D007223:Infant; D010567:Pertussis Vaccine / Q000008:administration & dosage*; D012107:Research Design; D015164:Vaccines, Inactivated / Q000008:administration & dosage; D014917:Whooping Cough / Q000517:prevention & control*
D010567:Pertussis Vaccine; D015164:Vaccines, Inactivated