import { ICodeableConcept, IdentifierUseType, IElement, IIdentifier, IPeriod, IReference } from 'fhirtypes/dist/r4';
import { IdentifierBuilder } from '../../builders';
import { Element } from '../base/Element';
import { IValidatable } from '../base/IValidatable';
import { ISerializable } from '../base/ISerializable';
/**
 * @description An identifier intended for computation
 * @property {string} id - Unique id for inter-element referencing
 * @property {IExtension[]} extension - Additional content defined by implementations
 * @property {IdentifierUseEnum | IdentifierUseType} use - 	usual | official | temp | secondary | old (If known). Binding: IdentifierUse (Required)
 * @property {ICodeableConcept} type - Description of identifier
 * @property {string} system - The namespace for the identifier value
 * @property {string} value - The value that is unique
 * @property {IPeriod} period - Time period when id is/was valid for use
 * @property {IReference} assigner - Organization that issued id (maybe just text)
 * @property {IElement} _use - Extension of use
 * @property {IElement} _system - Extension of system
 * @property {IElement} _value - Extension of value
 * @see {@link https://www.hl7.org/fhir/datatypes.html#Identifier Identifier}
 * @author Roberto Araneda
 */
export declare class Identifier extends Element implements IIdentifier, IValidatable, ISerializable {
    /**
     * @description usual | official | temp | secondary | old (If known)
     */
    use?: IdentifierUseType;
    /**
     * @description Description of identifier
     */
    type?: ICodeableConcept;
    /**
     * @description The namespace for the identifier value
     */
    system?: string;
    /**
     * @description The value that is unique
     */
    value?: string;
    /**
     * @description Time period when id is/was valid for use
     */
    period?: IPeriod;
    /**
     * @description Organization that issued id (may-be just text)
     */
    assigner?: IReference;
    /**
     * @description Extension of use
     */
    _use?: IElement;
    /**
     * @description Extension of system
     */
    _system?: IElement;
    /**
     * @description Extension of value
     */
    _value?: IElement;
    toJson(): any;
    toPrettyString(): string;
    toString(): string;
    validate(): {
        isValid: boolean;
        operationOutcome: import("fhirtypes/dist/r4").IOperationOutcome;
    };
    constructor(args?: IIdentifier);
    protected builderInstance(): IdentifierBuilder;
    serialize(): string;
}