AEFI; Adverse Event Following Immunization; CIOMS; CRF; CSP; Case Report Form; Central Safety Physician; Clinical trial; Council for International Organizations of Medical Sciences; DSMB; Data and Safety Monitoring Board; FDA; GCP; Good Clinical Practice; ICF; ICH; IDMC; IEC; IRB; Immunization; Independent Ethics Committee; Informed Consent Form; Institutional Review Board; International Conference on Harmonization; LMIC; LSM; Local Safety Monitor; Low and Middle Income Country; NIH; Protocol; SAE; SOP; Safety; Serious Adverse Event; Standard Operation Procedure; The Independent Data Monitoring Committee; United States Food and Drug Administration; United States National Institutes of Health; Vaccine; WHO; World Health Organization