Journal Citation Reports
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J C R Y E A R
2022
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PublishersMy favorites Countries/RegionsBMC Pulmonary Medicine
Open Access since 2001
I S S N
1471-2466
E I S S N
1471-2466
J C R A B B R E V I AT I O N
BMC PULM MED
I S O A B B R E V I AT I O N
BMC Pulm. Med.
Journal information
Publisher information
E D I T I O N
Science Citation Index Expanded (SCIE)
C AT E G O R Y
RESPIRATORY SYSTEM - SCIE
L A N G U A G E S
English
R E G I O N
ENGLAND
1 S T E L E C T R O N I C J C R Y E A R
2012
P U B L I S H E R
BMC
A D D R E S S
CAMPUS, 4 CRINAN ST, LONDON N1 9XW, ENGLAND
P U B L I C AT I O N F R E Q U E N C Y
1 issue/year
Journal’s performance
Journal Impact Factor
The Journal Impact Factor (JIF) is a journal-level metric calculated from data indexed in the Web of Science Core Collection. It should be used with careful attention to the many factors that influence citation rates, such as the volume of publication and citations characteristics of the subject area and type of journal. The Journal Impact Factor can complement expert opinion and informed peer review. In the case of academic evaluation for tenure, it is inappropriate to use a journal-level metric as a proxy measure for individual researchers, institutions, or articles. Learn more
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2 0 2 2 J O U R N A L I M PA C T FA C TO R
3.1
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J O U R N A L I M PA C T FA C TO R W I T H O U T S E L F C I TAT I O N S
3.0
View calculation
Journal Impact Factor Trend 2022
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Journal Impact Factor
0.000 1.000 2.000 3.000 4.000
0%
25%
50%
75%
100%
JIF Percentile in Category
L
2018 2019 2020 2021 2022
JCR Years
Journal Impact Factor RESPIRATORY SYSTEM - SCIE
Journal Impact Factor contributing items
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Citable items (727) Citing Sources (864)
T I T L E C I TAT I O N CO U N T
Chest x-ray findings and temporal lung changes in patients with COVID-19 pneumonia 38
LncRNA TUG1 alleviates sepsis-induced acute lung injury by targeting miR-34b-5p/GAB1 38
Radiation-induced lung injury: current evidence
37
Age-specific incidence of allergic and non-allergic asthma
27
Application of high-flow nasal cannula in hypoxemic patients with COVID-19: a retrospective cohort study 24
Broncho-alveolar inflammation in COVID-19 patients: a correlation with clinical outcome 23
Covid-19 and gender: lower rate but same mortality of severe disease in women-an observational study 22
Correlation between MMP2 expression in lung cancer tissues and clinical parameters: a retrospective clinical analysis
21
The application of metagenomic next-generation sequencing in diagnosing Chlamydia psittaci pneumonia: a report of five cases
19
Radiological and functional lung sequelae of COVID-19: a systematic review and meta-analysis
Journal Citation Indicator (JCI) 0.72
Export The Journal Citation Indicator (JCI) is the average Category Normalized Citation Impact (CNCI) of citable items (articles &
reviews) published by a journal over a recent three year period. The average JCI in a category is 1. Journals with a JCI of 1.5 have 50% more citation impact than the average in that category. It may be used alongside other metrics to help you evaluate journals. Learn more
Journal Citation Indicator
0.000 0.198 0.395 0.593 0.790
L
2018 2019 2020 2021 2022
JCR Years
View all years
Total Citations 7,621
Export The total number of times that a journal has been cited by all journals included in the database in the JCR year. Citations to journals listed in JCR are compiled annually from the JCR years combined database, regardless of which JCR edition lists the journal.
Total Citations
0 1,905 3,811 5,716 7,621
L
2018 2019 2020 2021 2022
JCR Years
View all years
The Citation Distribution shows the frequency with which items published in the year or two years prior were cited in the JCR data year (i.e., the component of the calculation of the JIF). The graph has similar functionality as the JIF Trend graph, including hover-over data descriptions for each data point, and an interactive legend where each data element's legend can be used as a toggle. You can view Articles, Reviews, or Non-Citable (other) items to the JIF numerator. Learn more
Citation distribution
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A R T I C L E C I TAT I O N M E D I A N
2
R E V I E W C I TAT I O N M E D I A N
2
U N L I N K E D C I TAT I O N S
25
Number of items
0 42 84 126 168
L
1 5 9 13 17 21 25 29 33 37 41 45 49
Times cited in JCR year
Articles Reviews Other Article Citation Median Review Citation Median
T I M E S C I T E D
0
A R T I C L E S
137
R E V I E W S
13
OT H E R
19
Open Access (OA)
Export The data included in this tile summarizes the items published in the journal in the JCR data year and in the previous
two years. This three-year set of published items is used to provide descriptive analysis of the content and community of the journal. Learn more
Items
TOTA L C I TA B L E
1,205
% O F C I TA B L E O A
99.67%
G O L D O P E N A CC E S S
1,201 / 96.85%
S U B S C R I P T I O N A N D F R E E TO R E A D
4 / 0.32%
OT H E R ( N O N C I TA B L E I T E M S )
35 / 2.82%
CITABLENON-CITABLE
96.85%
0.32%
2.82%
Citations*
TOTA L C I TA B L E
2,471
% O F C I TA B L E O A
99.55%
*Citations in 2022 to items published in [2020 - 2022]
G O L D O P E N A CC E S S
2,460 / 98.44%
S U B S C R I P T I O N A N D F R E E TO R E A D
11 / 0.44%
OT H E R ( N O N C I TA B L E I T E M S )
2 / 0.08%
U N L I N K E D C I TAT I O N S
26 / 1.04%
CITABLENON-CITABLE
98.44%
0.44%
0.08%
1.04%
Rank by Journal Impact Factor
Journals within a category are sorted in descending order by Journal Impact Factor (JIF) resulting in the Category Ranking below. A separate rank is shown for each category in which the journal is listed in JCR. Data for the most recent year is presented at the top of the list, with other years shown in reverse chronological order. Learn more
E D I T I O N
Science Citation Index Expanded (SCIE)
C AT E G O R Y
RESPIRATORY SYSTEM
40/66
J C R Y E A R J I F R A N K J I F Q U A R T I L E J I F P E R C E N T I L E
2022 40/66 Q3
2021 37/66 Q3
40.2
44.70
53.91
Citation network
Rank by Journal Citation Indicator (JCI)
Journals within a category are sorted in descending order by Journal Citation Indicator (JCI) resulting in the Category Ranking below. A separate rank is shown for each category in which the journal is listed in JCR. Data for the most recent year is presented at the top of the list, with other years shown in reverse chronological order. Learn more
C AT E G O R Y
RESPIRATORY SYSTEM
37/101
J C R Y E A R J C I R A N K J C I Q U A R T I L E J C I P E R C E N T I L E
2022 37/101 Q2
2021 31/99 Q2
2020 31/96 Q2
2019 34/95 Q2
63.86
69.19
68.23
64.74
4.4 years
The Cited Half-Life is the median age of the items in this journal that were cited in the JCR year. Half of a journal's cited items were published more recently than the cited half-life.
TOTA L N U M B E R O F C I T E S
7,621
N O N S E L F - C I TAT I O N S
7,408
S E L F - C I TAT I O N S
213
Cited Half-life
6.6 years
The Citing Half-Life is the median age of items in other publications cited by this journal in the JCR year.
Citing Half-life
TOTA L N U M B E R O F C I T E S
16,904
N O N S E L F - C I TAT I O N S
16,691
S E L F - C I TAT I O N S
213
Journal Citation Relationships
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Cited Years
2013 2022 2021 2020 2019 2018 2017 2016 2015 2014 2013
L 700
0 100 200 300 400 500 600 800 900 1,000 1,100
Number of Cites
Non-self citations: citations to the journal from the items in other sources Citations to items in the journal from items in the same journal Citations used to calculate the Impact Factor
C I T E D Y E A R # O F C I T E S F R O M 2 0 2 2 C U M U L AT I V E % # O F C I T I N G S O U R C E S
All years 7,621 citations 100.00% 1,891 sources
2022 248 citations 3.25% 158 sources
2021 1,091 citations 17.57% 508 sources
2020 1,160 citations 32.79% 558 sources
2019 987 citations 45.74% 472 sources
2018 841 citations 56.78% 442 sources
2017 795 citations 67.21% 435 sources
2016 460 citations 73.24% 286 sources
2015 465 citations 79.35% 304 sources
2014 552 citations 86.59% 315 sources
2013 202 citations 89.24% 154 sources
Older 820 citations
Content metrics
Journal Citation Relationships
Cited Data Citing Data
Top 20 journals citing BMC PULM MED by number of citations
BMC PULM MED: 213
FRONT MED-LAUSANNE: 125
SCI REP-UK: 108
INT J MOL SCI: 100
J CLIN MED: 89
RESP RES: 88 FRONT PHARMACOL: 82 RESP MED: 82
PLOS ONE: 80 FRONT IMMUNOL: 78 CUREUS J MED SCIENCE: 74 INT J CHRONIC OBSTR: 74 DIAGNOSTICS: 68 ERJ OPEN RES: 64 CHEST: 62 EUR RESPIR J: 56 BMJ OPEN: 53 J PERS MED: 50 FRONT PEDIATR: 48BIOMEDICINES: 46
Source data
This tile shows the breakdown of document types published by the journal. Citable Items are Articles and Reviews. For the purposes of calculating JIF, a JCR year considers the publications of that journal in the two prior years. Learn more
478 total citable items
A R T I C L E S R E V I E W S CO M B I N E D ( C ) OT H E R D O C U M E N T T Y P E S ( O ) P E R C E N TA G E
N U M B E R I N J C R
Y E A R 2 0 2 2 ( A ) 455 23 478 15 97%
N U M B E R O F
R E F E R E N C E S ( B ) 15,842 1,043 16,885 19 100%
R AT I O ( B /A ) 34.8 45.3 35.3 1.3
Average JIF Percentile
Export The Average Journal Impact Factor Percentile takes the sum of the JIF Percentile rank for each category under
consideration, then calculates the average of those values. Learn more
A L L C AT E G O R I E S A V E R A G E
40.2
E D I T I O NScience Citation Index Expanded
R E S P I R ATO R Y S Y S T E M
40.2
Additional metrics
Contributions by organizations
Export Organizations that have contributed the most papers to the journal in the most recent three-year period. Learn more
R A N K O R G A N I Z AT I O N CO U N T
1 CHINESE ACADEMY OF MEDICAL SCIENCES - PEKING UNION MEDICAL
COLLEGE 46
2 CAPITAL MEDICAL UNIVERSITY 30
3 NANJING MEDICAL UNIVERSITY 26
4 GUANGZHOU MEDICAL UNIVERSITY 24
5 CHINA MEDICAL UNIVERSITY 22
- CHINA-JAPAN FRIENDSHIP HOSPITAL 22
- TONGJI UNIVERSITY 22
- UNIVERSITY OF CALIFORNIA SYSTEM 22
9 PEKING UNIVERSITY 20
10 SICHUAN UNIVERSITY 19
Contributions by country/region
Export Countries or Regions that have contributed the most papers to the journal in the most recent three-year period. Learn more
R A N K CO U N T R Y / R E G I O N CO U N T
1 CHINA MAINLAND 499
2 USA 146
3 Japan 124
4 South Korea 59
5 England 57
6 Australia 49
7 GERMANY (FED REP GER) 44
8 Italy 38
9 France 32
- Spain 32
Eigenfactor Score
0.01183
The Eigenfactor Score is a reflection of the density of the network of citations around the journal using 5 years of cited
content as cited by the Current Year. It considers both the number of citations and the source of those citations, so that highly cited sources will influence the network more than less cited sources. The Eigenfactor calculation does not include journal self-citations. Learn more
Eigenfactor Score
0.00000 0.00296 0.00592 0.00887 0.01183
L
2018 2019 2020 2021 2022
JCR Years
Normalized Eigenfactor 2.57462
The Normalized Eigenfactor Score is the Eigenfactor score normalized, by rescaling the total number of journals in the JCR
each year, so that the average journal has a score of 1. Journals can then be compared and influence measured by their score relative to 1. Learn more
Normalized Eigenfactor
0.00000 0.64365 1.28731 1.93097 2.57462
L
2018 2019 2020 2021 2022
JCR Years
Article influence score 0.961
The Article Influence Score normalizes the Eigenfactor Score according to the cumulative size of the cited journal across the
prior five years. The mean Article Influence Score for each article is 1.00. A score greater than 1.00 indicates that each article in the journal has above-average influence. Learn more
Article Influence Score
0.000 0.261 0.522 0.784 1.045
L
2018 2019 2020 2021 2022
JCR Years
5 Year Impact Factor 3.5
View Calculation
The 5-year Impact Factor is the average number of times articles from the journal published in the past five years have been
cited in the JCR year. It is calculated by dividing the number of citations in the JCR year by the total number of articles published in the five previous years. Learn more
ear Impact Factor
1.861 2.792 3.723
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5 Y
0.000 0.931
L
2018 2019 2020 2021 2022
JCR Years
Immediacy Index 0.5
View Calculation
The Immediacy Index is the count of citations in the current year to the journal that reference content in this same year.
Journals that have a consistently high Immediacy Index attract citations rapidly. Learn more
Immediacy Index
0.000 0.147 0.295 0.443 0.590
L
2018 2019 2020 2021 2022
JCR Years