Results 41 to 50 of about 9,104,531 (349)

Associations of Dwarf Galaxies

open access: yes, 2006
Hubble Space Telescope Advanced Cameras for Surveys has been used to determine accurate distances for 20 galaxies from measurements of the luminosity of the brightest red giant branch stars.
A. E. Dolphin   +10 more
core   +1 more source

Kinematics of OB-associations and the new reduction of the Hipparcos data [PDF]

open access: yes, 2009
The proper motions of OB-associations computed using the old (Hipparcos 1997} and new (van Leeuwen 2007) reductions of the Hipparcos data are in a good agreement with each other.
A. K. Dambis   +21 more
core   +1 more source

STATISTICAL ESTIMATION OF PRODUCTION FUNCTIONS AND AGRICULTURAL COSTS AND MEASURES OF PRODUCTIVITY EFFICIENCY OF WATER USERS' ASSOCIATIONS OF DIFFERENT IRRIGATION SYSTEMS IN AL-BEHEIRA GOVERNORATE [PDF]

open access: yesArab Universities Journal of Agricultural Sciences, 2017
Egypt suffers from future risks due to lack of water especially in the downstream countries, Egypt and Sudan, which depend on the Nile water almost entirely and the upstream countries are moving to raise problems with Egypt and erect dams and pressure on
M. Ibraheim   +3 more
doaj   +1 more source

Polish business associations: flattened civil society or super lobbies? [PDF]

open access: yes, 2002
This article tests two hypotheses about post-communist business associations. The first predicts weak business associations which are presented with insurmountable collective action problems by the flattened civil society inherited from totalitarianism ...
Bobbio   +25 more
core   +1 more source

Carcinomas and Carcinoid Tumors of the Lungs and Bronchi in Children and Adolescents: The EXPeRT Recommendations

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Primary lung carcinomas and bronchial carcinoid tumors (BC) are very rare malignancies in childhood. While typical BC and mucoepidermoid carcinomas are mostly low‐grade, localized tumors with a more favorable prognosis than in adults, necessitating avoidance of overtreatment, adenocarcinomas of the lung are often diagnosed at advanced disease ...
Michael Abele   +19 more
wiley   +1 more source

Causal associations between risk factors and common diseases inferred from GWAS summary data

open access: yesNature Communications, 2017
Health risk factors such as body mass index (BMI) and serum cholesterol are associated with many common diseases. It often remains unclear whether the risk factors are cause or consequence of disease, or whether the associations are the result of ...
Zhihong Zhu   +10 more
semanticscholar   +1 more source

Investing in health system resilience: A scoping review to identify strategies for enhancing preparedness and response capacity

open access: yesPopulation Medicine
Introduction Health system resilience refers to a healthcare system's capacity to withstand shocks and maintain essential functions during global challenges like the COVID-19 pandemic.
Daniel O. Okyere   +3 more
doaj   +1 more source

European Standard Clinical Practice Guideline and EXPeRT Recommendations for the Diagnosis and Management of Gastroenteropancreatic Neuroendocrine Neoplasms in Children and Adolescents

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Pediatric gastroenteropancreatic neuroendocrine neoplasms (GEP‐NENs) are extremely rare and clinically heterogeneous. Management has largely been extrapolated from adult practice. This European Standard Clinical Practice Guideline (ESCP), developed by the EXPeRT network in collaboration with adult NEN experts, provides (adult) evidence ...
Michaela Kuhlen   +23 more
wiley   +1 more source

Air Pollution (Particulate Matter) Exposure and Associations with Depression, Anxiety, Bipolar, Psychosis and Suicide Risk: A Systematic Review and Meta-Analysis

open access: yesEnvironmental Health Perspectives, 2019
Background: Particulate air pollution’s physical health effects are well known, but associations between particulate matter (PM) exposure and mental illness have not yet been established.
I. Braithwaite   +4 more
semanticscholar   +1 more source

Prospective associations between loneliness and emotional intelligence [PDF]

open access: yes, 2015
Loneliness has been linked cross-sectionally to emotional skill deficits (e.g., Zysberg, 2012), but missing from the literature is a longitudinal examination of these relationships.
A. Wols   +55 more
core   +2 more sources

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