Results 91 to 100 of about 4,537,064 (365)
ABSTRACT Objective People with HIV (PWH) on antiretroviral therapy (ART) still experience neurocognitive dysfunction and accelerated brain volume loss. To assess whether the serotonergic and dopaminergic systems are affected, we used [11C]DASB positron emission tomography (PET) to assess presynaptic serotonergic function and [18F]FDOPA PET to measure ...
Chuen‐Yen Lau+12 more
wiley +1 more source
Aims: The current study aimed to investigate the amount of demographic transformation in one of the age structure indicators, the median age of the population of Anbar Governorate between the period of 1997 and 2023.
Iyad Mohammed Mulhlif
doaj +1 more source
An unnoticed contribution to demographic transition theory
Alexander Kulischer [Alexandre Koulicher] (1890-1942), a former professor at the University of Petrograd (St. Petersburg, Russia) who emigrated to France after the Russian Revolution of October 1917, may be considered one of the pioneers of the theory ...
Anatoly Vishnevsky, Mark Tolts
doaj +1 more source
Urbanization, long-run growth, and the demographic transition
Advanced economies undergo three transitions during their development: (1) transition from a rural to an urban economy, (2) transition from low-income growth to high-income growth, (3) transition from high fertility and mortality rates to low modern ...
Jonathan J. Adams
semanticscholar +1 more source
ABSTRACT Background Myelin oligodendrocyte glycoprotein antibody‐associated disease (MOGAD) can radiographically mimic multiple sclerosis (MS) and neuromyelitis optica spectrum disorder (NMOSD). The disease hallmarks cortical lesion, central vein sign (CVS) and paramagnetic rim lesions identified in MS have not yet been comprehensively investigated in ...
Lei Su+19 more
wiley +1 more source
The Economic Foundations of Demographic Transition [PDF]
The paper develops a general equilibrium model where population sources, such as fertility and mortality rates, are chosen variables. It is shown that the evolution of population over time depends on income and relative prices of mortality and fertility ...
Rodrigo Cerda
core +3 more sources
EEG Response to Sedation Interruption Complements Behavioral Assessment After Severe Brain Injury
ABSTRACT Objective Accurate assessment of the level of consciousness and potential to recover in patients with severe brain injury underpins crucial decisions in the intensive care unit but remains a major challenge for the clinical team. The neurological wake‐up test is a widely used assessment tool. However, many patients' behavioral responses during
Charlotte Maschke+12 more
wiley +1 more source
SARS‐CoV‐2 Is Linked to Brain Volume Loss in Multiple Sclerosis
ABSTRACT Objective The impact of SARS‐CoV‐2 infection on brain and spinal cord pathology in patients with multiple sclerosis (pwMS) remains unclear. We aimed to describe changes in brain lesion activity and brain and spinal cord volumes following SARS‐CoV‐2 infection.
Tomas Uher+12 more
wiley +1 more source
Africa’s demographic transition : dividend or disaster?
The demographic dividend describes the interplay between changes in a population’s age structure due to the demographic transition and rapid economic growth. Except for a few countries in Southern Africa and some island nations, fertility rates and youth
D. Canning, S. Raja, A. Yazbeck
semanticscholar +1 more source
Phenotyping Healthcare Use 2–3 Decades Before the First Multiple Sclerosis Demyelinating Event
ABSTRACT Objective Phenotype hospital, physician, and emergency department (ED) visits by diagnoses and specialty up to 29 years pre‐multiple sclerosis (MS) onset versus a matched population without MS. Methods We identified people with MS (PwMS) using population‐based administrative data from Ontario, Canada (1991–2020).
Helen Tremlett+8 more
wiley +1 more source