Results 241 to 250 of about 5,879,935 (279)

Exenatide Once Weekly in the Treatment of Patients with Multiple System Atrophy

open access: yesAnnals of Neurology, EarlyView.
Objective Exenatide, a glucagon‐like peptide‐1 (GLP‐1) receptor agonist, has neuroprotective effects in preclinical models of multiple system atrophy (MSA). We investigated these effects in a proof‐of‐concept clinical trial. Methods In this single‐center, randomized, open label trial, participants with MSA were randomly assigned (1:1) to receive ...
Nirosen Vijiaratnam   +29 more
wiley   +1 more source

Journal impact factor: its use, significance and limitations.

open access: yesWorld J Nucl Med, 2014
Sharma M   +4 more
europepmc   +1 more source

Current views and implications of journal impact factor: A key note.

open access: yesIndian J Dent, 2015
Zaidi I, Singh S, Sinha A, Dwivedi R.
europepmc   +1 more source

Journal production and journal impact factors

Journal of the American Society for Information Science, 1996
We show that there exists a direct linear relation between journal production and impact factor. As a general rule, we observe that the more articles a “normal” journal publishes, the larger its impact factor. Review journals and translation journals are clear exceptions to this rule.
Rousseau, Ronald, van Hooydonk, G.
openaire   +3 more sources

Impact factors of psychiatric journals

British Journal of Psychiatry, 1997
BackgroundWe examined citation data for the British Journal of Psychiatry (BJP) and four other general psychiatry journals to assess their impact on the scientific community.MethodData on three measures of citations (total number of citations, impact factor and ranking by impact factor) were obtained from Journal Citation Reports for 1985–1994.
Louise M. Howard, Greg Wilkinson
openaire   +3 more sources

Impact factors in nursing journals

Nursing Outlook, 2011
Journal impact factors (IFs), a measure of citation frequency, are published annually in Journal Citation Reports (JCR). Journal IFs, although controversial because of the uses to which they have been put in academic arenas, remain a metric about which nurses should be informed.
Polit, Denise F, Northam, Sally
openaire   +4 more sources

Dynamics of Journal Impact Factors

Systems Research and Behavioral Science, 2012
For a journal manager, boosting a journal's impact factor is an important objective. The impact factor is a measure of the frequency with which the average article in a journal is cited in a given period. The dynamics of impact factors are caused by the interplay of several concepts, such as seniority of authors and reviewers, journal policies, online ...
Stefan N. Groesser, Stefan N. Groesser
openaire   +3 more sources

Is the impact of journal impact factors decreasing?

Journal of Documentation, 2008
PurposeThe purpose of this paper is to examine the effects of the use of the citation‐based journal impact factor for evaluative purposes upon the behaviour of authors and editors. It seeks to give a critical examination of a number of claims as regards the manipulability of this indicator on the basis of an empirical analysis of publication and ...
Jan Reedijk, Henk F. Moed
openaire   +1 more source

A Deficiency in the Algorithm for Calculating the Impact Factor of Scholarly Journals: The Journal Impact Factor

Cortex, 2001
The Journal Citation Reports ® (JCR), published by the Institute for Scientific Information, annually ranks more than 6,500 science and social science journals, by calculating their impact factors (and many other useful measures) from the citations they receive from journals monitored by ISI in the Science Citation Index (SCI), Social Science Citation ...
openaire   +3 more sources

Journal impact factor: the debate continues

Clinical Chemistry and Laboratory Medicine (CCLM), 2013
n ...
openaire   +3 more sources

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