New vaccines.
D000328:Adult; D000818:Animals; D001428:Bacterial Vaccines; D002648:Child; D002675:Child, Preschool; D002986:Clinical Trials as Topic; D006801:Humans; D007223:Infant; D014611:Vaccination / Q000379:methods*; D014765:Viral Vaccines
D001428:Bacterial Vaccines; D014765:Viral Vaccines