LeechesHirudo medicinalisLeechingAbbreviations as TopicMedical Subject HeadingsNatural Language ProcessingUnified Medical Language SystemAeromonasPlants, MedicinalKnowledge BasesTerminology as TopicMEDLINEGanglia, InvertebrateDictionaries as TopicGangliaSymbolismVocabulary, ControlledSwimmingInvertebrate HormonesOctopamineBlotting, SouthwesternAbstracting and Indexing as TopicInterneuronsSemanticsFMRFamideArtificial IntelligenceGastrointestinal TractAlgorithmsMotor NeuronsInformation Storage and RetrievalSymbiosisPattern Recognition, AutomatedMedical InformaticsNervous SystemEthnobotanyData MiningMedicine, TraditionalCentral Nervous SystemLocomotionSerotoninBayes TheoremPhytotherapyComputational Biology