eBay adds new feature to send raw cards to PSA for grading
Online marketplace eBay is adding a new feature that will allow customers to send eligible raw card purchases directly to PSA ...
Medscape1d
Should Men With Serum PSA Levels of 4.0 ng/mL or Less Undergo a Prostate Biopsy?
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.
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Comparison: How Much PSA Graded Cards Sell Compared to Other Grading Services
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 ...
The New York Times27d
Leading trading card grader pausing submissions from Canada, China, Mexico due to tariffs
Professional Sports Authenticator (PSA), the world’s most prominent trading card grading service, announced it will temporarily pause direct grading submissions from Canada, China, Hong Kong and ...