e , classifying a player’s neurocognitive status is normal, when

e., classifying a player’s neurocognitive status is normal, when in fact, it is not). The use of baseline neuropsychological testing, therefore, is not likely to diminish risk, and to the extent that there is a risk associated with “premature” return-to-play, the use of these measures even may increase that risk in some cases.”
“The use of small sample sizes in human and primate evolutionary research is commonplace. Estimating how well small samples represent the underlying

population, however, is not commonplace. Because the accuracy of determinations of taxonomy, phylogeny, and evolutionary https://www.selleckchem.com/products/ly2090314.html process are dependant upon how well the study sample represents the population of interest, characterizing the uncertainty, or potential error, associated with analyses of small sample sizes is essential. We present a method for estimating the probability that the sample mean is within a desired fraction of the standard deviation of the true mean using small (n < 10) or very small (n <= 5) sample sizes. This method can be used by researchers to determine post hoc the probability that their sample selleck chemicals is a meaningful approximation of the population parameter. We tested the method using a large craniometric data set commonly used by researchers in the field. Given our results, we suggest that sample estimates of the population mean can be reasonable and

meaningful even when based on small. and perhaps even very small, sample sizes. (C) 2008 Elsevier Ltd. All rights reserved.”
“Running is often recommended by physicians to maintain a healthy life-style. As more individuals participate in running-related ACY-738 Epigenetics inhibitor activities, clinicians must be increasingly aware of common injuries. Training errors leading to overuse

are the most common underlying factors in most running-related injuries. Clinicians need to keep in mind that the presenting injury is frequently the result of an inability to compensate for a primary dysfunction at another site. Although imaging may be helpful in differentiating among diagnoses with similar clinical presentations, a detailed history and physical examination are essential in making a correct diagnosis.”
“The increased consumption of fish products, as well as the occurrence of exotic fish species in the Mediterranean Sea and in the fish market, has increased the risk of commercial fraud. Furthermore, the great amount of processed seafood products has greatly limited the application of classic identification systems. DNA-based identification allows a clear and unambiguous detection of polymorphisms between species, permitting differentiation and identification of both commercial fraud and introduction of species with potential toxic effects on humans. In this study, a novel DNA-based approach for differentiation of fish species based on pyrosequencing technology has been developed.

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