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Utilizing soft constraints to enhance medical relation extraction from the history of present illness in electronic medical records

Natural Language ProcessingEpidemiologyInformation ExtractionInformation RetrievalMedical RecordsSoft ConstraintsEngineeringClinical DatabaseRelationship ExtractionMedical HistoryMedical Relation ExtractionPresent IllnessElectronic Health RecordPublic HealthBiomedical Text MiningMedicineHealth InformaticsText Mining