import * as t from 'io-ts';
import { IExtension } from './RTTI_Extension';
import { ICoding } from './RTTI_Coding';
import { ICodeableConcept } from './RTTI_CodeableConcept';
import { IQuantity } from './RTTI_Quantity';
import { IRange } from './RTTI_Range';
import { IReference } from './RTTI_Reference';
export interface IUsageContext {
    code: ICoding;
    id?: string;
    extension?: IExtension[];
    valueCodeableConcept?: ICodeableConcept;
    valueQuantity?: IQuantity;
    valueRange?: IRange;
    valueReference?: IReference;
}
export declare const RTTI_UsageContext: t.Type<IUsageContext>;