Results 1 to 10 of about 2,013,928 (265)

“Direct and indirect impacts of the COVID-19 pandemic on operational conduct of pediatric vaccine clinical trials”

open access: yesHuman Vaccines & Immunotherapeutics, 2023
The coronavirus 2019 (COVID-19) pandemic, as well as the resulting public health measures, impacted many aspects of society. The conduct of important pediatric vaccine trials was among these. Analyzing data from six ongoing non-COVID-19 pediatric vaccine
Monica Anne McArthur   +12 more
doaj   +1 more source

Healthcare services gap analysis: a supply capture and demand forecast modelling, Dubai 2018–2030

open access: yesBMC Health Services Research, 2023
Background Health systems aim to provide a range of services to meet the growing demand of Dubai's heathcare system aims to provide a range of services to meet the growing demand of its population health needs and to ensure that standards of easy access,
Nahed Monsef   +3 more
doaj   +1 more source

Innovative Development of Ammonia-Hydrogen Powered Marine Ships in China

open access: yes中国工程科学, 2023
The rapid development of the shipping industry has made energy consumption and environmental problems of traditional ships increasingly prominent. Considering the carbon peaking and carbon neutralization goals and the Initial IMO Strategy on Reduction of
Hu Yuzhen   +6 more
doaj   +1 more source

Research on Alternative Passage of Suez Canal [PDF]

open access: yesE3S Web of Conferences, 2021
The paper analyses the possible alternative routes of Suez Canal and establishes the model to decide under what conditions a container vessel should deviate from its original route.
Wu Jialu, Xu Di
doaj   +1 more source

Research on evaluation index method of cloud-network convergence capability

open access: yesScientific Reports, 2023
There is no measurable and evaluable index system for cloud-network convergence that provides guidance and reference for the subsequent construction and development of cloud-network convergence.
Tengteng Ma   +4 more
doaj   +1 more source

Modern pedagogical education in the conditions of blended learning

open access: yesPolítica e Gestão Educacional, 2021
The present study is theoretical and aims to explore and critically evaluate the experience of blended learning demonstrated by countries that have attained a high level of education.
Tatyana D. Shaposhnikova   +4 more
doaj   +1 more source

What Is Affecting the Residents’ Subjective Perception toward Objective Environment Quality?

open access: yesDiscrete Dynamics in Nature and Society, 2021
Environmental quality assessment is an important way to promote the improvement of urban environmental quality. Environmental performance is usually used to evaluate the improvement of environmental quality, and residents’ satisfaction with environmental
Jihong Zhang   +4 more
doaj   +1 more source

Medium-term forecast of the age structure of teachers in secondary schools in the Russian Federation

open access: yesОбразование и наука, 2021
Introduction. The trend of teaching staff aging in secondary schools is evident in many countries. A negative consequence of this is the growing gap between the personal resources of teachers and the requirements of the profession. Solving the problem of
L. V. Vasilieva   +2 more
doaj   +1 more source

Comprehensive Evaluation of the Importance of Ecological Land in Arid Hilly Cities in Northwest China: A Case Study of the Core Urban Area of Lanzhou

open access: yesLand, 2021
Cities in hilly arid areas of northwest China have generally experienced a low level of economic development; they also have unique natural characteristics such as climate, soil, terrain, environment, and surface cover.
Yiping Liu   +5 more
doaj   +1 more source

Forecasting Hotel Room Occupancy Using Long Short-Term Memory Networks with Sentiment Analysis and Scores of Customer Online Reviews

open access: yesApplied Sciences, 2021
For hotel management, occupancy is a crucial indicator. Online reviews from customers have gradually become the main reference for customers to evaluate accommodation choices.
Yu-Ming Chang   +4 more
doaj   +1 more source

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