When it comes to the 1983 Topps Football set, there’s no doubt that the Marcus Allen rookie card (#294) is one of the most standout Rookie Cards from the early 1980s football era, and in PSA 10 Gem ...

News that former President Joseph Biden has advanced prostate cancer has revived long-standing questions about the benefits versus the harms of a blood test that screens for the most commonly ...

View post: What Anonymous Scouts Have to Say About the NL Central Grade swap allegations rocked PSA, with claims the company bought PSA 9s cheaply and later flipped them as PSA 10s. Price hikes and ...

Prostate-cancer screening based on prostate-specific antigen (PSA) levels in the blood was introduced—and readily adopted—in the United States around the late 1980s. But this screening method, in ...

* Higher PSA levels at 65-69 linked to greater prostate cancer mortality after 70 * 80% of prostate cancer deaths after age 70 occurred in men with PSA (and) #8805;2.0 ng/mL //at 65-69 * Low PSA ...