Are reallocations of time between physical activity, sedentary behaviour and sleep associated with low back pain? A compositional data analysis

Objectives The aim of this cross-sectional study was to explore the associations of reallocating time between moderate- to vigorous-intensity physical activity Tablet Bag (MVPA), light-intensity physical activity (LPA), sedentary behaviour (SB) and sleep with occurrence, frequency and intensity of low back pain (LBP) among adults using compositiona

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DEVELOPMENT OF DERIVATIVE MARKET IN 2000-2012

At the Tablet Bag end of XIX century futures exchange emerged, in the early 70-ies XX century - option exchange of financial derivatives.These exchanges gave a huge boost to the development of market of the operations with derivative financial instruments.In fact, in the 1970-1980-ies a new market segment was actually formed - the stock and financi

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