There are various factors why cards with the same grade from different graders sell for different prices. Some believe PSA delivers the most accurate grades, and others think it's PSA's brand that ...

There is a general consensus among clinicians that a serum prostate-specific antigen (PSA) level ≥4.0 ng/ml ... likelihood of malignancies being high-grade.

A home urine test demonstrated high sensitivity for detection of aggressive prostate cancer, according to study findings.The ...

Although these offerings are favored by hobbyists that are grading multiple cards at once for long-term holds or resale, delays could lead to further frustration despite PSA’s assurance that all ...

The pricing is based on the declared value of the card according to the collector for insurance purposes as it makes the trip to and from PSA’s offices, along with the grading services the card ...