Standard methods for the examination of water and waste water.
Standard methods for the examination of water and waste water. F W GilcreasCopyRight https://doi.org/10.2105/AJPH.56.3.387 Published Online: August 29, 2011
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814 publications
Genome-wide association study of 14,000 cases of seven common diseases and 3,000 shared controls
There is increasing evidence that genome-wide association (GWA) studies represent a powerful approach to the identification of genes involved in common human diseases. We descri...
Global patterns of 16S rRNA diversity at a depth of millions of sequences per sample
The ongoing revolution in high-throughput sequencing continues to democratize the ability of small groups of investigators to map the microbial component of the biosphere. In pa...
NIA‐AA Research Framework: Toward a biological definition of Alzheimer's disease
Abstract In 2011, the National Institute on Aging and Alzheimer's Association created separate diagnostic recommendations for the preclinical, mild cognitive impairment, and dem...
World Health Organization 2020 guidelines on physical activity and sedentary behaviour
Objectives To describe new WHO 2020 guidelines on physical activity and sedentary behaviour. Methods The guidelines were developed in accordance with WHO protocols. An expert Gu...
Heart Disease and Stroke Statistics—2020 Update: A Report From the American Heart Association
Background: The American Heart Association, in conjunction with the National Institutes of Health, annually reports on the most up-to-date statistics related to heart disease, s...
Correlation Coefficients: Appropriate Use and Interpretation
Correlation in the broadest sense is a measure of an association between variables. In correlated data, the change in the magnitude of 1 variable is associated with a change in ...
The Theory of Matrices
Volume 2: XI. Complex symmetric, skew-symmetric, and orthogonal matrices: 1. Some formulas for complex orthogonal and unitary matrices 2. Polar decomposition of a complex matrix...
Galactic Stellar and Substellar Initial Mass Function
We review recent determinations of the present day and initial mass functions in various components of the Galaxy, disk, spheroid, young and globular clusters. As a general feat...