Search	PubMed search strategy
#3	Search (yellow fever vaccine‐associated neurologic disease[tw] OR YEL‐AND[tw] OR yellow fever vaccine‐associated viscerotropic disease[tw] OR YEL‐AVD[tw] OR Yellow Fever Vaccine[MeSH] OR YFV 17D[tw] OR YFV17DD[tw] OR YFV17D[tw] OR YFV 17DD[tw]OR (yellow fever[ti] AND vaccin*[ti]))
#2	Search (yellow fever[tw] OR fievre jaune[tw] OR febre amarela[tw] OR fiebre amarilla[tw] OR vomi noir[tw] OR vomito negro[tw] OR yellow jack[tw] OR Yellow Fever[MeSH])
#1	Search (randomized controlled trial[pt] OR controlled clinical trial[pt] OR randomized controlled trials[mh] OR random allocation[mh] OR double‐blind method[mh] OR single‐blind method[mh] OR clinical trial[pt] OR trial[tw] OR clinical trials[mh] OR (clinical trial [tw]) OR ((singl*[tw] OR doubl*[tw] OR trebl*[tw] OR tripl*[tw]) AND (mask*[tw] OR blind*[tw])) OR placebos[mh] OR placebo*[tw] OR random*[tw] OR cohort[tw] OR (case[tw] AND control[tw]) OR observation*[tw] OR nonrandom*[tw])