import { ICodeableConcept, IElement } from 'fhirtypes/dist/r4';
import { IHealthcareServiceEligibility, IOperationOutcome } from 'fhirtypes/dist/r4';
import { BackboneElement, IValidatable, ISerializable } from '../base';
/**
  * @version R4 (v4.0.1)
  * @summary FHIR® Specification by HL7®
  * @description Class for HealthcareServiceEligibility BackboneElement
  undefined
  * @property {ICodeableConcept} code
  * @property {string} comment
  * @property {IElement} _comment
  * @author Roberto Araneda Espinoza
  */
export declare class HealthcareServiceEligibility extends BackboneElement implements IHealthcareServiceEligibility, IValidatable, ISerializable {
    /**
     * @description Coded value for the eligibility.
     */
    code?: ICodeableConcept;
    /**
     * @description Describes the eligibility conditions for the service.
     */
    comment?: string;
    /**
     * @description Extensions for comment
     */
    _comment?: IElement;
    /**
     * @description Returns a JSON representation of the model
     * @returns {Record<string, any>}
     */
    toJson(): Record<string, any>;
    /**
     * @description Returns a string representation of the model
     * @returns {string}
     */
    toString(): string;
    /**
     * @description Returns a pretty string representation of the model
     * @returns {string}
     */
    toPrettyString(): string;
    /**
     * @description Returns a serialized string representation of the model
     * @returns {string}
     */
    serialize(): string;
    /**
     * @description Validates the model
     * @returns {isValid: boolean, operationOutcome: IOperationOutcome}
     */
    validate(): {
        isValid: boolean;
        operationOutcome: IOperationOutcome;
    };
    constructor(args?: IHealthcareServiceEligibility);
}