Scimago Journal & Country Rank

Permanente journal,Theopen access


United States

Universities and research institutions in United States

Subject Area and Category




Publication type



15525767, 15525775





How to publish in this journal


The journal’s objectives include publishing original research, review articles, clinical case reports, commentaries, and editorials that maintain high standards of editorial integrity; that are timely, credible, and enjoyable to read on a diverse range of medical topics; that foster consideration of important issues affecting medicine, health, health care, health policy, and health care delivery; and that share a multidisciplinary study of medical practice and health care. 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.

Medicine (miscellaneous)2013Q2
Medicine (miscellaneous)2014Q2
Medicine (miscellaneous)2015Q2
Medicine (miscellaneous)2016Q2
Medicine (miscellaneous)2017Q2
Medicine (miscellaneous)2018Q2
Medicine (miscellaneous)2019Q2
Medicine (miscellaneous)2020Q3

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.

Total Documents

Evolution of the number of published documents. All types of documents are considered, including citable and non citable documents.

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)20120.000
Cites / Doc. (4 years)20131.078
Cites / Doc. (4 years)20141.356
Cites / Doc. (4 years)20151.453
Cites / Doc. (4 years)20161.571
Cites / Doc. (4 years)20171.365
Cites / Doc. (4 years)20181.270
Cites / Doc. (4 years)20191.302
Cites / Doc. (4 years)20201.456
Cites / Doc. (3 years)20120.000
Cites / Doc. (3 years)20131.078
Cites / Doc. (3 years)20141.356
Cites / Doc. (3 years)20151.453
Cites / Doc. (3 years)20161.340
Cites / Doc. (3 years)20171.341
Cites / Doc. (3 years)20181.132
Cites / Doc. (3 years)20191.202
Cites / Doc. (3 years)20201.372
Cites / Doc. (2 years)20120.000
Cites / Doc. (2 years)20131.078
Cites / Doc. (2 years)20141.356
Cites / Doc. (2 years)20151.071
Cites / Doc. (2 years)20161.314
Cites / Doc. (2 years)20171.078
Cites / Doc. (2 years)20180.889
Cites / Doc. (2 years)20191.072
Cites / Doc. (2 years)20201.153
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 Cites20120
Self Cites20130
Self Cites20140
Self Cites20150
Self Cites20160
Self Cites20170
Self Cites20180
Self Cites20190
Self Cites20200
Total Cites20120
Total Cites201369
Total Cites2014202
Total Cites2015337
Total Cites2016327
Total Cites2017334
Total Cites2018342
Total Cites2019410
Total Cites2020572
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 document20120
External Cites per document20131.211
External Cites per document20141.485
External Cites per document20151.612
External Cites per document20161.441
External Cites per document20171.427
External Cites per document20181.171
External Cites per document20191.242
External Cites per document20201.405
Cites per document20120.000
Cites per document20131.078
Cites per document20141.356
Cites per document20151.453
Cites per document20161.340
Cites per document20171.341
Cites per document20181.132
Cites per document20191.202
Cites per document20201.372
% 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 documents20120
Non-citable documents20137
Non-citable documents201413
Non-citable documents201523
Non-citable documents201617
Non-citable documents201715
Non-citable documents201810
Non-citable documents201911
Non-citable documents202010
Citable documents20120
Citable documents201357
Citable documents2014136
Citable documents2015209
Citable documents2016227
Citable documents2017234
Citable documents2018292
Citable documents2019330
Citable documents2020407
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 documents20120
Uncited documents201338
Uncited documents201483
Uncited documents2015122
Uncited documents2016116
Uncited documents2017116
Uncited documents2018162
Uncited documents2019184
Uncited documents2020220
Cited documents20120
Cited documents201326
Cited documents201466
Cited documents2015110
Cited documents2016128
Cited documents2017133
Cited documents2018140
Cited documents2019157
Cited documents2020197
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Metrics based on Scopus® data as of April 2021
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