| Label | Id | |
|---|---|---|
| Whole blood | CONC:HL7V2.5 | |
| Blood, Whole | CONC:HL7V2.5 | |
| Blood arterial | CONC:HL7V2.5 | |
| Blood capillary | CONC:HL7V2.5 | |
| Cord blood | CONC:HL7V2.5 | |
| Blood venous | CONC:HL7V2.5 | |
| Bleb | CONC:HL7V2.5 | |
| Bone | CONC:HL7V2.5 | |
| Bowel contents | CONC:HL7V2.5 | |
| Basophils | CONC:HL7V2.5 | |
| Burn | CONC:HL7V2.5 | |
| Bronchial | CONC:HL7V2.5 | |
| Brush | CONC:HL7V2.5 | |
| Brushing | CONC:HL7V2.5 | |
| Bubo | CONC:HL7V2.5 |