Scimago Journal & Country Rank

Science advancesopen access

Country United States  - SIR icon SIR Ranking of United States
46
H Index
Subject Area and CategoryMedicine
Medicine (miscellaneous)
PublisherAmerican Association for the Advancement of Science
Publication typeJournals
ISSN23752548
Coverage2016-ongoing
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Quartiles

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.

CategoryYearQuartile
Medicine (miscellaneous)2016Q1
Medicine (miscellaneous)2017Q1
SJR

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.

YearSJR
20164.800
20175.817
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)20150.000
Cites / Doc. (4 years)20169.713
Cites / Doc. (4 years)201711.039
Cites / Doc. (3 years)20150.000
Cites / Doc. (3 years)20169.713
Cites / Doc. (3 years)201711.039
Cites / Doc. (2 years)20150.000
Cites / Doc. (2 years)20169.713
Cites / Doc. (2 years)201711.039
Total Cites 
Self-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.

CitesYearValue
Self Cites20150
Self Cites201639
Self Cites2017135
Total Cites20150
Total Cites20162574
Total Cites20178445
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.

CitesYearValue
External Cites per document20150
External Cites per document20169.566
External Cites per document201710.863
Cites per document20150.000
Cites per document20169.713
Cites per document201711.039
% 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
201553.76
201655.98
201754.50
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.

DocumentsYearValue
Non-citable documents20150
Non-citable documents20161
Non-citable documents20173
Citable documents20150
Citable documents2016265
Citable documents2017765
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.

DocumentsYearValue
Uncited documents20150
Uncited documents201612
Uncited documents201727
Cited documents20150
Cited documents2016254
Cited documents2017741
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