Results 51 to 60 of about 7,779,371 (152)

IgG4-related aortitis/periaortitis and periarteritis: a distinct spectrum of IgG4-related disease

open access: yesArthritis Research & Therapy, 2020
Background Large vessels could be involved in immunoglobulin (Ig)-G4-related disease (IgG4-RD). This study aimed to clarify the clinical features and evaluate the treatment efficacy for IgG4-RD with aortitis/periaortitis and periarteritis (PAO/PA ...
Linyi Peng   +14 more
doaj   +1 more source

How Did It Happen? [PDF]

open access: yesEconomic Notes, 2004
This paper discusses the factors that led up to the stock price bubble of the 1990s. Foremost among these, it is argued, was the conventional view that stocks are the investment of choice for the long‐run investor regardless of their price. This conventional view was based on a misunderstanding of academic theories developed over the past half century.
openaire   +3 more sources

The Process of Change from Chairs to Departments at Spanish Universities

open access: yesJournal of New Approaches in Educational Research, 2019
The transformation of the model of university organization, with the passage of the traditional system of chairs to departmental, began in Spain in the mid-sixties.
Sara González
doaj   +1 more source

Impacts of DRG-Based Prepayment Reform on the Cost and Quality of Patients with Neurologic Disorders: Evidence from a Quasi-Experimental Analysis in Beijing, China

open access: yesRisk Management and Healthcare Policy
Zhen Cao,1 Xiaoyu Liu,2 Xiangzhen Wang,3 Moning Guo,4 Zhongjun Guan1,5 1School of Public Health, Capital Medical University, Beijing, People’s Republic of China; 2School of Statistics, Capital University of Economics and Business, Beijing, People’s ...
Cao Z, Liu X, Wang X, Guo M, Guan Z
doaj  

Long-term time-lapse video provides near complete records of floral visitation

open access: yesJournal of Pollination Ecology, 2015
Accurate records of floral visitors are critical for understanding plant pollinator interactions. However, to date, sampling methods are constrained to short sampling periods and may be subject to observer interference.
Joan Edwards   +2 more
doaj   +1 more source

The Clinical Features, Risk Factors, and Outcome of Aneurysmal Lesions in Behcet’s Disease

open access: yesJournal of Immunology Research, 2019
Objective. To investigate the clinical features and potential risk factors of aneurysmal lesions in Behcet’s disease (BD). Methods. We retrospectively reviewed the clinical data of BD patients with aneurysmal lesions in our institute from 1997 to 2017 ...
Jiaxin Zhou   +12 more
doaj   +1 more source

Can Institutional Openness Boost China’s Urban Economic Resilience? Evidence from Pilot Free Trade Zones

open access: yesSystems
Economic resilience represents a nation’s capacity to withstand external shocks, quicken economic recovery, and attain sustainable development. Can Pilot Free Trade Zones (PFTZs), as testing fields for China’s institutional openness, boost the economic ...
Xiao-Qing Ai, Hang Yang, He-Liang Zhu
doaj   +1 more source

Impact of antiphospholipid antibodies on heart valve involvements in systemic lupus erythematosus: based on CSTAR cohort

open access: yesLupus Science and Medicine
Objective This study aims to evaluate the role of antiphospholipid antibodies (aPLs) in patients with SLE with heart valve diseases (HVDs).Methods This prospective study included consecutive patients with SLE who visited Peking Union Medical College ...
Wei Bai   +15 more
doaj   +1 more source

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