| Subject | English | German |
| dialys. | Facility Round Number Date FRN Date | Datum der Zentrumsrundennummer (FRN-Datum) |
| IT | number-date | Datumzahl |
| IT | number-date | chronologische Nummer |
| dialys. | Unit Round Number Date URN Date | Datum der Zentrumsrundennummer (FRN-Datum) |