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Changsoo Kim

Researcher at Yonsei University

Publications -  343
Citations -  6899

Changsoo Kim is an academic researcher from Yonsei University. The author has contributed to research in topics: Medicine & Proton exchange membrane fuel cell. The author has an hindex of 41, co-authored 300 publications receiving 5681 citations. Previous affiliations of Changsoo Kim include Konyang University & Brigham and Women's Hospital.

Papers
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Journal ArticleDOI

The determinants of corporate liquidity: Theory and evidence

Changsoo Kim, +2 more
- 01 Sep 1998 - 
TL;DR: In this paper, the authors model the firm's decision to invest in liquid assets when external financing is costly, and the optimal amount of liquidity is determined by a tradeoff between the low return earned on liquid assets and the benefit of minimizing the need for costly external financing.
Journal ArticleDOI

Ambient Particulate Matter as a Risk Factor for Suicide

Changsoo Kim, +7 more
- 01 Sep 2010 - 
TL;DR: A transient increase in particulate matter was associated with increased suicide risk, especially for individuals with preexisting cardiovascular disease and among individuals with cardiovascular disease that occurred in seven cities in the Republic of Korea.
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Pathogenesis of cerebral microbleeds: In vivo imaging of amyloid and subcortical ischemic small vessel disease in 226 individuals with cognitive impairment

Jae-Hyun Park, +24 more
- 01 May 2013 - 
TL;DR: This work tested the hypothesis that lobar and deep CMBs are due to cerebral amyloid angiopathy and deep SVD, respectively, using structural magnetic resonance imaging (MRI) markers of subcortical SVD and in vivo imaging of amyloids in patients with cognitive impairment.
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Study on the initial velocity distribution of exhaled air from coughing and speaking

Soon-Bark Kwon, +7 more
- 01 Jun 2012 - 
TL;DR: The objective of this study was to analyze the initial velocity and the angle of the exhaled airflow from coughing and speaking of 17 males and 9 females using Particle Image Velocimetry (PIV) and acrylic indoor chamber and the linear relation between the tested subject’s height and their coughing andSpeaking velocity was shown.
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Air pollution as a risk factor for depressive episode in patients with cardiovascular disease, diabetes mellitus, or asthma.

Jaelim Cho, +8 more
- 20 Mar 2014 - 
TL;DR: PM10, NO2, and CO significantly increased the risks of ED visits for depressive episode in subjects with either underlying cardiovascular disease, diabetes mellitus, asthma, or depressive disorder, especially among individuals with pre-existing cardiovascular disease or asthma.