نتایج جستجو برای: scientometric

تعداد نتایج: 1554  

2014
Mathias Mund Beatrix Kloft Matthias Bundschuh Doris Klingelhoefer David A. Groneberg Alexander Gerber

The exposure to tobacco smoke during pregnancy is considered to be amongst the most harmful avoidable risk factors. In this scientometric and gender study scientific data on smoking and pregnancy was analyzed using a variety of objective scientometric methods like the number of scientific contributions, the number of citations and the modified h-index in combination with gender-specific investi...

2016
Saeed Asgary Sedigheh Sabbagh Alireza Sarraf Shirazi Maryam Ahmadyar Arash Shahravan Mohammad Sadegh Ahmad Akhoundi

OBJECTIVES Scientometric methods and the resulting citations have been applied to investigate the scientific performance of a nation. The present study was designed to collect the statistical information of dental articles by Iranian authors published in PubMed. MATERIALS AND METHODS We searched the PubMed database for dental articles of Iranian authors until June 31, 2015. All abstracts were...

Journal: :Anais da Academia Brasileira de Ciencias 2017
Gonzalo R Alvarez Samile A S Vanz Marcia C Barbosa

This article presents an analysis of Brazilian research on High Energy Physics (HEP) indexed by Web of Science (WoS) from 1983 to 2013. Scientometric indicators for output, collaboration and impact were used to characterize the field under study. The results show that the Brazilian articles account for 3% of total HEP research worldwide and that the sharp rise in the scientific activity between...

2015
Dörthe Brüggmann Lena-Katharina Löhlein Frank Louwen David Quarcoo Jenny Jaque Doris Klingelhöfer David A. Groneberg Paul Tchounwou

Caesarean section (CS) is a common surgical procedure. Although it has been performed in a modern context for about 100 years, there is no concise analysis of the international architecture of caesarean section research output available so far. Therefore, the present study characterizes the global pattern of the related publications by using the NewQIS (New Quality and Quantity Indices in Scien...

2012
Lutz Bornmann Loet Leydesdorff Günter Krampen

We present scientometric results about worldwide centers of excellence in psychology. Based on Web of Science data, scientific excellence can be identified for cities from where highly-cited papers originate. Data refer to all psychology articles published in 2007 which are documented in the Social Science Citation Index and to their citation frequencies from 2007 to May 2011. 218 cities are vi...

2014
Gustaf Nelhans

When scientometricians are asked about the relationship between citations and quality, they often argue along the lines that citations could be seen as indicators of use and that that this implies usefulness and impact on other research, which in turn is an argument for using them as indicators of quality. This paper questions the implicit linearity of such a ‘one-dimensional model’ of represen...

2013
Beatrix Groneberg-Kloft Doris Klingelhoefer Simona E Zitnik Cristian Scutaru

OBJECTIVE Traffic crashes and related injuries are important causes of morbidity and mortality and impose insofar an important burden on public health. However, research in this area is often under-funded. The aim of this study was to analyse quantity, evolution and geographic distribution of traffic medicine-related research. This multi-sectorial field covers both transport and health care sec...

Journal: :Biomedicine & Pharmacotherapy 2021

Journal: :Economic and Environmental Geology 2016

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