No one could argue that Ken Griffey Jr. is one of the most collected baseball players in the hobby, even 15 years after he ...

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

Cards graded by PSA generally sell for more than those graded by other services, but by how much? We'll look at some cards to get an idea of what certain cards sell for in which grades and if it ...

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.

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 ...