HealthcareEntityCategory Enum  
Healthcare Entity Category.
Fields
| ADMINISTRATIVE_EVENT | 
| AGE | 
| ALLERGEN | 
| BODY_STRUCTURE | 
| CARE_ENVIRONMENT | 
| CONDITION_QUALIFIER | 
| CONDITION_SCALE | 
| COURSE | 
| DATE | 
| DIAGNOSIS | 
| DIRECTION | 
| DOSAGE | 
| EMPLOYMENT | 
| ETHNICITY | 
| EXAMINATION_NAME | 
| EXPRESSION | 
| FAMILY_RELATION | 
| FREQUENCY | 
| GENDER | 
| GENE_OR_PROTEIN | 
| HEALTHCARE_PROFESSION | 
| LIVING_STATUS | 
| MEASUREMENT_UNIT | 
| MEASUREMENT_VALUE | 
| MEDICATION_CLASS | 
| MEDICATION_FORM | 
| MEDICATION_NAME | 
| MEDICATION_ROUTE | 
| MUTATION_TYPE | 
| RELATIONAL_OPERATOR | 
| SUBSTANCE_USE | 
| SUBSTANCE_USE_AMOUNT | 
| SYMPTOM_OR_SIGN | 
| TIME | 
| TREATMENT_NAME | 
| VARIANT |