Results 71 to 80 of about 214,446 (208)

Use of national and international growth charts for studying height in european children: Development of up-to-date european height-for-age charts [PDF]

open access: yes, 2012
Background: Growth charts based on data collected in different populations and time periods are key tools to assess children's linear growth. We analyzed the impact of geographic factors and the secular trend on height-for-age charts currently used in ...
Bonthuis, M. (Marjolein)   +7 more
core   +1 more source

Episodic Post-Shock Dust Formation in the Colliding Winds of Eta Carinae [PDF]

open access: yes, 2009
Eta Carinae shows broad peaks in near-infrared (IR) JHKL photometry, roughly correlated with times of periastron passage in the eccentric binary system.
Aitken   +59 more
core   +1 more source

Argentina's capital gap puzzle [PDF]

open access: yes
Argentina’s GDP per working age person in 2003 was about the same as it was twenty years earlier and around fifteen percent below trend. By international standards that has been a dismal performance whose ultimate sources are important to uncover to ...
Carlos E.J.M. Zarazaga, Finn E. Kydland
core  

On the Measurement of the Lense-Thirring effect Using the Nodes of the LAGEOS Satellites in reply to "On the reliability of the so-far performed tests for measuring the Lense-Thirring effect with the LAGEOS satellites" by L. Iorio

open access: yes, 2006
In this paper, we provide a detailed description of our recent analysis and determination of the frame-dragging effect obtained using the nodes of the satellites LAGEOS and LAGEOS 2, in reply to the paper "On the reliability of the so-far performed tests
Cazenave   +29 more
core   +1 more source

Body height and age at menarche of girls from eastern Poland in the period of political transformation

open access: yesAnthropological Review, 2018
Biological state of a group of people or particular individuals in various phases of ontogenesis should be treated as a positive health measure. The aim of the study was to assess the directions of changes in body height and age at menarche of girls from
Saczuk Jerzy   +2 more
doaj   +1 more source

Secular Cycles and Millennial Trends

open access: yesCliodynamics, 2016
In the current paper we investigate the relation between secular cycles and millennial trends. The tests we have performed suggest that the structure of millennial trends cannot be adequately understood without secular cycles being taken into ...
Andrey Korotayev   +2 more
doaj   +1 more source

Human Capital Prices, Productivity and Growth [PDF]

open access: yes
Separate identification of the price and quantity of human capital has important implications for understanding key issues in economics. Price and quantity series are derived for four education levels.
Bowlus, Audra J., Robinson, Chris
core  

Trends versus cycles in global wine export shares [PDF]

open access: yes
The global wine market has witnessed major changes in recent years. Some of these changes are structural in nature or trend-following, whereas others are cyclical.
Cohen, Bruce C., Labys, Walter C.
core   +1 more source

Comparing mortality rates, risk, and trends of hip fracture and common cancers in Hong Kong, 2010–2020: A population-based study

open access: yesOsteoporosis and Sarcopenia
Objectives: Hip fracture is a global public concern exhibiting high mortality rates but often underrecognized. We compared the mortality rates, risk, and secular trend of hip fractures with common cancers in females and males, aiming to call attention to
Xiaowen Zhang   +5 more
doaj   +1 more source

Secular trends and survival impact of high proportion of curative treatments for hepatocellular carcinoma in Taiwan, 2011–2019

open access: yesAnnals of Hepatology
Introduction and Objectives: To explore the secular trend and impact of treatment modalities for hepatocellular carcinoma (HCC) on survival in Taiwan.
Kwong-Ming Kee   +16 more
doaj   +1 more source

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