@startuml
class Protocol {
+description
+behavioralTask
+name
+studyOption
+technique

}
Protocol -d-> "behavioralTask" BehavioralTask
Protocol -d-> "studyOption" TermSuggestion
Protocol -d-> "studyOption" Organ
Protocol -d-> "studyOption" Strain
Protocol -d-> "studyOption" Disease
Protocol -d-> "studyOption" BiologicalSex
Protocol -d-> "studyOption" Species
Protocol -d-> "studyOption" Phenotype
Protocol -d-> "studyOption" DiseaseModel
Protocol -d-> "studyOption" Handedness
Protocol -d-> "studyOption" CellType
Protocol -d-> "studyOption" ParcellationEntity
Protocol -d-> "studyOption" CustomAnatomicalEntity
Protocol -d-> "technique" Technique

@enduml