Faecal occult blood test (fobt). This test is used to detect the presence of blood in the stool, which can be a sign of colorectal cancer or other gastrointestinal disorders. | |
Licence : | Libre de droits |
Crédit: | Science Photo Library / Bulgar, Wladimir |
Model Release : | Non requis |
Property Release : | Non requis |
Restrictions : | - |