Prothrombin time (PT) and international normalized ratio (INR) test. These tests measure the time it takes for blood to clot and are used to monitor the effectiveness of blood-thinning medications such as warfarin. | |
Licence : | Libre de droits |
Crédit: | Science Photo Library / Bulgar, Wladimir |
Model Release : | Non requis |
Property Release : | Non requis |
Restrictions : | - |