Table 1.

Algorithm for electronic database search to find published reports on the prevalence of oestrosis in sheep and goats

Search term	Boolean keywords
Descriptive term	Prevalence OR incidence OR frequency OR occurrence OR detection OR identification OR isolation OR characterisation OR investigation OR survey OR rate
Population term	Oestrus ovis OR O. ovis OR sheep nasal bot OR sheep botfly OR bot fly larva OR nasal myiasis OR oestrosis OR estrosis OR oestrus myiasis OR O. ovis myiasis OR botfly encephalitis
Outcome term	Goat OR doe OR buck OR caprine OR ovine OR sheep OR ram OR ewe OR small ruminant