Preferred Label : Adverse Event Following Immunization;
NCIt synonyms : AEFI;
NCIt related terms : Adverse event following prior vaccination;
NCIt definition : Any unfavorable or unintended symptom, sign, or disease including an abnormal laboratory
finding) temporally associated with the previous administration of vaccine(s) that
may or may not be considered related to the vaccine administration. Such events can
be intervention related, dose related, route related, patient related, or caused by
an interaction with other product(s) or procedure(s).;