Scimago Journal & Country Rank

Surgical Neurology Internationalopen access



Universities and research institutions in India

Subject Area and Category


Wolters Kluwer Medknow Publications



Publication type








How to publish in this journal


Surgical Neurology International® (SNI) is an open access, Internet-only journal that publishes the latest developments in the field of neurosurgery and related clinical and basic neurosciences. SNI® will also discuss timely and controversial clinical, social, ethical, and political subjects related to the neurosciences of its readers worldwide. SNI® is an independent publication that is not affiliated with any society or organization. The journal welcomes papers and opinions from neurosurgeons and clinical and basic neuroscientists everywhere. Articles submitted to SNI must undergo a double-blind peer review process. SNI publishes on a continuous basis, currently averaging 25 articles per month. Its papers can be downloaded for free by anyone. Join the conversation about this journal

The set of journals have been ranked according to their SJR and divided into four equal groups, four quartiles. Q1 (green) comprises the quarter of the journals with the highest values, Q2 (yellow) the second highest values, Q3 (orange) the third highest values and Q4 (red) the lowest values.

Neurology (clinical)2012Q3
Neurology (clinical)2013Q3
Neurology (clinical)2014Q3
Neurology (clinical)2015Q3
Neurology (clinical)2016Q3
Neurology (clinical)2017Q3
Neurology (clinical)2018Q3
Neurology (clinical)2019Q3

The SJR is a size-independent prestige indicator that ranks journals by their 'average prestige per article'. It is based on the idea that 'all citations are not created equal'. SJR is a measure of scientific influence of journals that accounts for both the number of citations received by a journal and the importance or prestige of the journals where such citations come from It measures the scientific influence of the average article in a journal, it expresses how central to the global scientific discussion an average article of the journal is.

Citations per document

This indicator counts the number of citations received by documents from a journal and divides them by the total number of documents published in that journal. The chart shows the evolution of the average number of times documents published in a journal in the past two, three and four years have been cited in the current year. The two years line is equivalent to journal impact factor ™ (Thomson Reuters) metric.

Cites per documentYearValue
Cites / Doc. (4 years)20110.000
Cites / Doc. (4 years)20121.269
Cites / Doc. (4 years)20131.217
Cites / Doc. (4 years)20141.974
Cites / Doc. (4 years)20151.536
Cites / Doc. (4 years)20161.422
Cites / Doc. (4 years)20171.246
Cites / Doc. (4 years)20181.222
Cites / Doc. (4 years)20191.131
Cites / Doc. (3 years)20110.000
Cites / Doc. (3 years)20121.269
Cites / Doc. (3 years)20131.217
Cites / Doc. (3 years)20141.974
Cites / Doc. (3 years)20151.505
Cites / Doc. (3 years)20161.405
Cites / Doc. (3 years)20171.116
Cites / Doc. (3 years)20181.203
Cites / Doc. (3 years)20190.982
Cites / Doc. (2 years)20110.000
Cites / Doc. (2 years)20121.269
Cites / Doc. (2 years)20131.217
Cites / Doc. (2 years)20142.018
Cites / Doc. (2 years)20151.388
Cites / Doc. (2 years)20161.198
Cites / Doc. (2 years)20171.061
Cites / Doc. (2 years)20181.027
Cites / Doc. (2 years)20190.963
Total Cites 

Evolution of the total number of citations and journal's self-citations received by a journal's published documents during the three previous years.
Journal Self-citation is defined as the number of citation from a journal citing article to articles published by the same journal.

Self Cites20110
Self Cites20120
Self Cites20135
Self Cites201426
Self Cites201535
Self Cites201652
Self Cites201750
Self Cites201833
Self Cites201913
Total Cites20110
Total Cites201233
Total Cites2013140
Total Cites2014383
Total Cites2015638
Total Cites2016854
Total Cites2017925
Total Cites2018953
Total Cites2019664
External Cites per Doc 
Cites per Doc

Evolution of the number of total citation per document and external citation per document (i.e. journal self-citations removed) received by a journal's published documents during the three previous years. External citations are calculated by subtracting the number of self-citations from the total number of citations received by the journal’s documents.

External Cites per document20110
External Cites per document20121.269
External Cites per document20131.174
External Cites per document20141.840
External Cites per document20151.422
External Cites per document20161.319
External Cites per document20171.055
External Cites per document20181.162
External Cites per document20190.963
Cites per document20110.000
Cites per document20121.269
Cites per document20131.217
Cites per document20141.974
Cites per document20151.505
Cites per document20161.405
Cites per document20171.116
Cites per document20181.203
Cites per document20190.982
% International Collaboration

International Collaboration accounts for the articles that have been produced by researchers from several countries. The chart shows the ratio of a journal's documents signed by researchers from more than one country; that is including more than one country address.

YearInternational Collaboration
Citable documents 
Non-citable documents

Not every article in a journal is considered primary research and therefore "citable", this chart shows the ratio of a journal's articles including substantial research (research articles, conference papers and reviews) in three year windows vs. those documents other than research articles, reviews and conference papers.

Non-citable documents20110
Non-citable documents20126
Non-citable documents201324
Non-citable documents201435
Non-citable documents201598
Non-citable documents2016101
Non-citable documents2017139
Non-citable documents201885
Non-citable documents201974
Citable documents20110
Citable documents201226
Citable documents2013115
Citable documents2014194
Citable documents2015424
Citable documents2016608
Citable documents2017829
Citable documents2018792
Citable documents2019676
Cited documents 
Uncited documents

Ratio of a journal's items, grouped in three years windows, that have been cited at least once vs. those not cited during the following year.

Uncited documents20110
Uncited documents201220
Uncited documents201371
Uncited documents201496
Uncited documents2015293
Uncited documents2016383
Uncited documents2017574
Uncited documents2018456
Uncited documents2019409
Cited documents20110
Cited documents201212
Cited documents201368
Cited documents2014133
Cited documents2015229
Cited documents2016326
Cited documents2017394
Cited documents2018421
Cited documents2019341
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