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PSA grades millions of cards per year, many worth six or seven figures. Without insurance, collectors face significant financial risk if their cards are lost or damaged, despite PSA’s public assurances of security. The first significantly controversial card grade was in fact the first card ever graded by PSA. This was the T206 Honus Wagner ...
Men with prostate cancer may be characterized as low, intermediate, or high risk for having/developing metastatic disease or dying of prostate cancer. PSA level is one of three variables on which the risk stratification is based; the others are the grade of prostate cancer (Gleason grading system) and the stage of cancer based on physical ...
The Gleason grading system is used to help evaluate the prognosis of men with prostate cancer using samples from a prostate biopsy. Together with other parameters, it is incorporated into a strategy of prostate cancer staging which predicts prognosis and helps guide therapy. A Gleason score is given to prostate cancer based upon its microscopic ...
Databases for oncogenomic research are biological databases dedicated to cancer data and oncogenomic research. They can be a primary source of cancer data, offer a certain level of analysis (processed data) or even offer online data mining .
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.
The Performance Ranking of Scientific Papers for World Universities (NTU Rankings) [1] is a ranking of world universities compiled by National Taiwan University annually since 2012. [ 2 ] This publication ranks world universities by a certain criteria of scientific paper volume, impact, and performance output.
Grading in cancer is distinguished from staging, which is a measure of the extent to which the cancer has spread. Pathology grading systems classify the microscopic cell appearance abnormality and deviations in their rate of growth with the goal of predicting developments at tissue level (see also the 4 major histological changes in dysplasia).
In the follow-up literature, comparing research units or even the output of publishing companies became the target of research. [17] [20] White et al. wrote, Libcitation counts reflect judgments by librarians on the usefulness of publications for their various audiences of readers.