title: Definition of acceptable levels for safety and potential problems.
authors.affiliation: Istituto Superiore di Sanità, Italy.
authors.forename: S
authors.initials: S
authors.lastname: Salmaso
mesh_terms: D000328:Adult; D002648:Child; D002675:Child, Preschool; D002986:Clinical Trials as Topic; D006801:Humans; D007223:Infant; D007558:Italy; D010567:Pertussis Vaccine / Q000009:adverse effects; D012449:Safety; D017778:Vaccines, Combined / Q000009:adverse effects / Q000592:standards*
chemical_list: D010567:Pertussis Vaccine; D017778:Vaccines, Combined