Subfield · Pulmonary and Respiratory Medicine
Top Countries in Pulmonary and Respiratory Medicine Research
China ranks first in 2022–2025, out of 74 ranked countries.
Composite score: field-normalised excellence, output and total citations weighted 50 / 30 / 20, each as a percentile so no single heavy-tailed measure dominates. Floor: 100 fractional works in this field.
Ranked by research quality, 2022–2025
| # | Country | Score | Top-10% rate | Works | Citations | All time |
|---|---|---|---|---|---|---|
| 1 | China | 100.0 | 20.5% | 60k | 444k | #3 |
| 2 | United States | 83.9 | 13.3% | 71k | 378k | #1 |
| 3 | United Kingdom | 74.5 | 14.0% | 14k | 80k | #2 |
| 4 | Italy | 67.8 | 19.0% | 12k | 77k | #7 |
| 5 | Germany | 62.6 | 14.1% | 12k | 65k | #4 |
| 6 | France | 58.4 | 15.3% | 8.5k | 51k | #6 |
| 7 | Canada | 54.8 | 16.5% | 7.1k | 44k | #5 |
| 8 | Spain | 51.7 | 12.4% | 7.9k | 38k | #11 |
| 9 | India | 49.0 | 7.1% | 17k | 42k | #16 |
| 10 | Australia | 46.5 | 18.3% | 5.7k | 38k | #10 |
| 11 | Japan | 44.3 | 8.6% | 20k | 70k | #9 |
| 12 | South Korea | 42.3 | 13.8% | 7.4k | 40k | #13 |
| 13 | Netherlands | 40.4 | 21.3% | 4.5k | 35k | #8 |
| 14 | Switzerland | 38.7 | 16.4% | 2.9k | 17k | #12 |
| 15 | ?? | 37.1 | 16.1% | 2.2k | 17k | #18 |
| 16 | Belgium | 35.6 | 15.5% | 2.1k | 12k | #15 |
| 17 | Sweden | 34.2 | 19.3% | 2.2k | 14k | #14 |
| 18 | Poland | 32.8 | 12.4% | 2.9k | 13k | #21 |
| 19 | Iran | 31.6 | 11.3% | 3.3k | 15k | #31 |
| 20 | Taiwan | 30.4 | 14.1% | 3.1k | 16k | #22 |
| 21 | Türkiye | 29.3 | 5.6% | 7.5k | 17k | #30 |
| 22 | Brazil | 28.2 | 6.4% | 6.3k | 16k | #20 |
| 23 | Denmark | 27.2 | 16.4% | 1.9k | 11k | #17 |
| 24 | Austria | 26.2 | 14.7% | 1.5k | 8.5k | #19 |
| 25 | Greece | 25.2 | 14.8% | 1.9k | 9.2k | #27 |
| 26 | Singapore | 24.3 | 17.2% | 1.1k | 7.5k | #26 |
| 27 | Saudi Arabia | 23.4 | 11.4% | 2k | 8.4k | #36 |
| 28 | Egypt | 22.6 | 6.8% | 3.2k | 8.3k | #38 |
| 29 | Ireland | 21.8 | 12.2% | 1.2k | 5.9k | #28 |
| 30 | Portugal | 21.0 | 9.9% | 2.3k | 8.4k | #34 |
| 31 | Hong Kong | 20.2 | 24.7% | 701 | 6.3k | #33 |
| 32 | Russia | 19.5 | 3.4% | 5.3k | 9.9k | #32 |
| 33 | Israel | 18.8 | 12.7% | 1.4k | 6.7k | #24 |
| 34 | Romania | 18.1 | 15.6% | 1.2k | 5.3k | #42 |
| 35 | Norway | 17.4 | 17.0% | 899 | 5.8k | #23 |
| 36 | Finland | 16.7 | 16.9% | 726 | 4.7k | #25 |
| 37 | Pakistan | 16.1 | 4.0% | 2.6k | 4.1k | #43 |
| 38 | New Zealand | 15.5 | 13.5% | 652 | 3.6k | #29 |
| 39 | South Africa | 14.9 | 14.8% | 669 | 4.3k | #35 |
| 40 | Thailand | 14.3 | 11.1% | 1.3k | 5k | #45 |
| 41 | Malaysia | 13.7 | 9.0% | 1.1k | 3.6k | #41 |
| 42 | Mexico | 13.2 | 4.8% | 1.9k | 3.7k | #39 |
| 43 | Czechia | 12.6 | 11.5% | 934 | 4.1k | #37 |
| 44 | Hungary | 12.1 | 12.6% | 708 | 3.5k | #40 |
| 45 | Bangladesh | 11.6 | 7.7% | 813 | 2.4k | #47 |
| 46 | Indonesia | 11.0 | 2.6% | 2.6k | 3k | #53 |
| 47 | Argentina | 10.5 | 5.9% | 881 | 2.1k | #44 |
| 48 | United Arab Emirates | 10.1 | 11.1% | 481 | 1.7k | #57 |
| 49 | Colombia | 9.6 | 4.4% | 1.2k | 2.1k | #48 |
| 50 | Ethiopia | 9.1 | 16.9% | 432 | 2.3k | #52 |
| 51 | Chile | 8.6 | 7.6% | 676 | 2k | #46 |
| 52 | Vietnam | 8.2 | 6.9% | 662 | 1.7k | #56 |
| 53 | Qatar | 7.8 | 11.4% | 374 | 1.5k | #51 |
| 54 | Nigeria | 7.3 | 5.8% | 715 | 1.8k | #58 |
| 55 | Iraq | 6.9 | 4.4% | 797 | 1.8k | #65 |
| 56 | Jordan | 6.5 | 11.8% | 424 | 1.6k | #64 |
| 57 | Ukraine | 6.1 | 2.8% | 1k | 1.2k | #50 |
| 58 | Serbia | 5.7 | 7.4% | 496 | 1.5k | #55 |
| 59 | Morocco | 5.3 | 2.1% | 1.2k | 1.2k | #60 |
| 60 | Nepal | 4.9 | 3.4% | 619 | 1k | #68 |
| 61 | Slovakia | 4.5 | 9.8% | 280 | 1k | #49 |
| 62 | Tunisia | 4.1 | 1.9% | 966 | 951 | #63 |
| 63 | Croatia | 3.7 | 5.9% | 536 | 1.2k | #61 |
| 64 | Slovenia | 3.4 | 9.6% | 307 | 1.1k | #59 |
| 65 | Lebanon | 3.0 | 8.7% | 300 | 1.1k | #62 |
| 66 | Kazakhstan | 2.7 | 6.3% | 266 | 465 | #76 |
| 67 | Bulgaria | 2.3 | 4.5% | 468 | 803 | #54 |
| 68 | Philippines | 2.0 | 4.4% | 377 | 685 | #67 |
| 69 | Peru | 1.6 | 4.3% | 366 | 782 | #69 |
| 70 | Lithuania | 129.1 | 8.6% | 212 | 764 | #70 |
| 71 | Ecuador | 96.2 | 3.1% | 462 | 426 | #81 |
| 72 | Algeria | 63.7 | 3.4% | 279 | 383 | #83 |
| 73 | Sri Lanka | 31.6 | 3.5% | 219 | 435 | #79 |
| 74 | Uzbekistan | 0.0 | 1.0% | 248 | 150 | #85 |
countries ranked worldwide in Pulmonary and Respiratory Medicine (74). rank on the composite score within the stated pool. The score track runs 0 to 100; the rate track carries no world mark, because the world rate differs by field.
How spread out this pool is
Every row above on one axis — one tick each, right is a higher score. A field where the top few are far clear of everyone and one that runs down evenly look identical as a table.
One bar per band of score, counting the rows on this page.
Ranked by volume, 2022–2025
- 1 United States 71k works
- 2 China 60k works
- 3 Japan 20k works
- 4 India 17k works
- 5 United Kingdom 14k works
- 6 Germany 12k works
- 7 Italy 12k works
- 8 France 8.5k works
- 9 Spain 7.9k works
- 10 Türkiye 7.5k works
- 11 South Korea 7.4k works
- 12 Canada 7.1k works