COLIN CUTHBERT / SCIENCE PHOTO LIBRARY COLIN CUTHBERT / SCIENCE PHOTO LIBRARY
Blood samples. Hand holding a sample tube containing donated blood for analysis. More blood samples are in the rack at upper centre. This blood will be screened for micro-organisms to prevent infections from being transmitted to the patients who receive the blood. The bar codes on the tubes can be matched with the entries on the sheets at lower frame.
Model release not required. Property release not required.