Denk aan het voorbeeld van de Griekse plaats Thessaly en de Thessaly test.
#1 (stroke[mesh] OR stroke[tiab] OR cva[tiab] OR cerebrovascular accident[tiab])
#2 (physical therapy modalities[mesh] OR physical therapy[tiab] OR physiotherapy[tiab])
#3 #1 AND #2
Cinahl
((MH "Stroke") OR TI ( stroke or cerebrovascular accident or cva ) OR AB ( stroke or cerebrovascular accident or cva )) AND ((MH "Physical Therapy+") OR TI ( physical therapy or physiotherapy ) OR AB ( physical therapy or physiotherapy ))
​HANQuest
(SU ( stroke or cerebrovascular accident or cva ) OR TI ( stroke or cerebrovascular accident or cva ) OR AB ( stroke or cerebrovascular accident or cva )) AND (SU ( physical therapy or physiotherapy ) OR TI ( physical therapy or physiotherapy ) OR AB ( physical therapy or physiotherapy ))
Bij het zoeken in de grote medische databases is het mogelijk om in specifieke velden te zoeken. De belangrijkste velden om in te zoeken zijn:
1. Thesaurusterm (onderwerp)
2. Titel
3. Samenvatting