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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...
Consumer Perceptions of Price, Quality, and Value: A Means-End Model and Synthesis of Evidence
Evidence from past research and insights from an exploratory investigation are combined in a conceptual model that defines and relates price, perceived quality, and perceived va...
The Li-Ion Rechargeable Battery: A Perspective
Each cell of a battery stores electrical energy as chemical energy in two electrodes, a reductant (anode) and an oxidant (cathode), separated by an electrolyte that transfers th...
Comparison of Convenience Sampling and Purposive Sampling
This article studied and compared the two nonprobability sampling techniques namely, Convenience Sampling and Purposive Sampling. Convenience Sampling and Purposive Sampling are...
Climate Change 2007: Impacts, Adaptation and Vulnerability
Climate Change 2007: Impacts, Adaptation and Vulnerability
Synthesis, structure, and spectroscopic properties of copper(<scp>II</scp>) compounds containing nitrogen–sulphur donor ligands; the crystal and molecular structure of aqua[1,7-bis(N-methylbenzimidazol-2′-yl)-2,6-dithiaheptane]copper(<scp>II</scp>) perchlorate
The linear quadridentate N2S2 donor ligand 1,7-bis(N-methylbenzimidazol-2′-yl)-2,6-dithiaheptane (bmdhp) forms mono- and di-hydrate 1 : 1 copper(II) complexes which are signific...
Cannibals with forks: the triple bottom line of 21st century business
Introduction - is capitalism sustainable? seven revolutions for sustainable capitalism revolution 1 - competition - going for the triple win revolution 2 - values - from me to w...
Estimating causal effects of treatments in randomized and nonrandomized studies.
A discussion of matching, randomization, random sampling, and other methods of controlling extraneous variation is presented. The objective is to specify the benefits of randomi...