Prostate specific antigen (PSA) blood test tube. A PSA test is used to determine the presence of the glycoprotein produced by the prostate ducts as a marker for the detection of prostate cancer. | |
Lizenzart: | Lizenzfrei |
Credit: | Science Photo Library / SHERRY YATES YOUNG |
Modell-Rechte: | nicht erforderlich |
Eigentums-Rechte: | nicht erforderlich |
Restrictions: | - |