import type { Coding } from "fhir/r4";
export declare const isNullFlavorSystem: (coding: Coding | string | undefined) => boolean;
export declare const NullFlavorSystem: {
    NI: {
        display: string;
        level: number;
    };
    INV: {
        display: string;
        level: number;
    };
    DER: {
        display: string;
        level: number;
    };
    OTH: {
        display: string;
        level: number;
    };
    NINF: {
        display: string;
        level: number;
    };
    PINF: {
        display: string;
        level: number;
    };
    UNC: {
        display: string;
        level: number;
    };
    MSK: {
        display: string;
        level: number;
    };
    NA: {
        display: string;
        level: number;
    };
    UNK: {
        display: string;
        level: number;
    };
    ASKU: {
        display: string;
        level: number;
    };
    NAV: {
        display: string;
        level: number;
    };
    NASK: {
        display: string;
        level: number;
    };
    NAVU: {
        display: string;
        level: number;
    };
    QS: {
        display: string;
        level: number;
    };
    TRC: {
        display: string;
        level: number;
    };
    NP: {
        display: string;
        level: number;
    };
};
//# sourceMappingURL=null-flavor.d.ts.map