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PSA was launched in July 1991 by David Hall, owner of the coin grading company Professional Coin Grading Service (PCGS), to serve collectors as a third-party card grader. [1] At the outset, the business faced difficulties owing to a limited demand from collectors who sought card grading services. [ 2 ]
A more contemporary reporting standard includes the Grade Groups. [9] [10] [11] For prostate cancer, grade group information and prostate-specific antigen levels are used in conjunction with TNM status to group cases into four overall stages. [10] [citation needed] Grade Group 1 = Gleason 6 (or less) Grade Group 2 = Gleason 3+4=7; Grade Group 3 ...
Cards are evaluated by third-party services, most often Professional Sports Authenticator (PSA), Beckett Grading Services (BGS) and Sportscard Guaranty (SGC), and given a grade on a ten-point scale based on condition. [5] The images below do not necessarily represent the individual specimen sold but are representative of the given cards.
Gleason scores are often grouped together, based on similar behaviour: Grade 2-4 as well-differentiated, Grade 5-6 as intermediately-differentiated, Grade 7 as moderately to poorly differentiated (either 3+4=7, where the majority is pattern 3, or 4+3=7 in which pattern 4 dominates and indicates less differentiation., [6] and Grade 8-10 as "high ...
Collectors Universe Inc. is an American company formed in 1986, now based in Santa Ana, California, which provides third-party authentication and grading services to collectors, retail buyers and sellers of collectibles. Its authentication services focus on coins, trading cards, sports memorabilia, and autographs.
Prostate cancer is the uncontrolled growth of cells in the prostate, a gland in the male reproductive system below the bladder.Abnormal growth of prostate tissue is usually detected through screening tests, typically blood tests that check for prostate-specific antigen (PSA) levels.
1909 T206 Honus Wagner Baseball Card with PSA grade EX 5-MC. Many of the remaining T206 Honus Wagner cards in existence have rated low on the PSA grading scale. Only three existing Wagner cards received a PSA rating of EX [5] or better. One such example is known in the industry as the 'Jumbo Wagner' [shown on the right].
However most private schools (which usually call the elementary level as "grade school"), especially exclusive schools and those accredited to have a high degree of autonomy from the Department of Education usually extend their programmes to 7th grade and can also include levels such as nursery, kindergarten or preparatory (prep) as entry ...
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