Science Explorer Interactive view Map

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

#CountryScoreTop-10% rateWorksCitationsAll time
1China 100.0 20.5% 60k 444k#3
2United States 83.9 13.3% 71k 378k#1
3United Kingdom 74.5 14.0% 14k 80k#2
4Italy 67.8 19.0% 12k 77k#7
5Germany 62.6 14.1% 12k 65k#4
6France 58.4 15.3% 8.5k 51k#6
7Canada 54.8 16.5% 7.1k 44k#5
8Spain 51.7 12.4% 7.9k 38k#11
9India 49.0 7.1% 17k 42k#16
10Australia 46.5 18.3% 5.7k 38k#10
11Japan 44.3 8.6% 20k 70k#9
12South Korea 42.3 13.8% 7.4k 40k#13
13Netherlands 40.4 21.3% 4.5k 35k#8
14Switzerland 38.7 16.4% 2.9k 17k#12
15?? 37.1 16.1% 2.2k 17k#18
16Belgium 35.6 15.5% 2.1k 12k#15
17Sweden 34.2 19.3% 2.2k 14k#14
18Poland 32.8 12.4% 2.9k 13k#21
19Iran 31.6 11.3% 3.3k 15k#31
20Taiwan 30.4 14.1% 3.1k 16k#22
21Türkiye 29.3 5.6% 7.5k 17k#30
22Brazil 28.2 6.4% 6.3k 16k#20
23Denmark 27.2 16.4% 1.9k 11k#17
24Austria 26.2 14.7% 1.5k 8.5k#19
25Greece 25.2 14.8% 1.9k 9.2k#27
26Singapore 24.3 17.2% 1.1k 7.5k#26
27Saudi Arabia 23.4 11.4% 2k 8.4k#36
28Egypt 22.6 6.8% 3.2k 8.3k#38
29Ireland 21.8 12.2% 1.2k 5.9k#28
30Portugal 21.0 9.9% 2.3k 8.4k#34
31Hong Kong 20.2 24.7% 701 6.3k#33
32Russia 19.5 3.4% 5.3k 9.9k#32
33Israel 18.8 12.7% 1.4k 6.7k#24
34Romania 18.1 15.6% 1.2k 5.3k#42
35Norway 17.4 17.0% 899 5.8k#23
36Finland 16.7 16.9% 726 4.7k#25
37Pakistan 16.1 4.0% 2.6k 4.1k#43
38New Zealand 15.5 13.5% 652 3.6k#29
39South Africa 14.9 14.8% 669 4.3k#35
40Thailand 14.3 11.1% 1.3k 5k#45
41Malaysia 13.7 9.0% 1.1k 3.6k#41
42Mexico 13.2 4.8% 1.9k 3.7k#39
43Czechia 12.6 11.5% 934 4.1k#37
44Hungary 12.1 12.6% 708 3.5k#40
45Bangladesh 11.6 7.7% 813 2.4k#47
46Indonesia 11.0 2.6% 2.6k 3k#53
47Argentina 10.5 5.9% 881 2.1k#44
48United Arab Emirates 10.1 11.1% 481 1.7k#57
49Colombia 9.6 4.4% 1.2k 2.1k#48
50Ethiopia 9.1 16.9% 432 2.3k#52
51Chile 8.6 7.6% 676 2k#46
52Vietnam 8.2 6.9% 662 1.7k#56
53Qatar 7.8 11.4% 374 1.5k#51
54Nigeria 7.3 5.8% 715 1.8k#58
55Iraq 6.9 4.4% 797 1.8k#65
56Jordan 6.5 11.8% 424 1.6k#64
57Ukraine 6.1 2.8% 1k 1.2k#50
58Serbia 5.7 7.4% 496 1.5k#55
59Morocco 5.3 2.1% 1.2k 1.2k#60
60Nepal 4.9 3.4% 619 1k#68
61Slovakia 4.5 9.8% 280 1k#49
62Tunisia 4.1 1.9% 966 951#63
63Croatia 3.7 5.9% 536 1.2k#61
64Slovenia 3.4 9.6% 307 1.1k#59
65Lebanon 3.0 8.7% 300 1.1k#62
66Kazakhstan 2.7 6.3% 266 465#76
67Bulgaria 2.3 4.5% 468 803#54
68Philippines 2.0 4.4% 377 685#67
69Peru 1.6 4.3% 366 782#69
70Lithuania 129.1 8.6% 212 764#70
71Ecuador 96.2 3.1% 462 426#81
72Algeria 63.7 3.4% 279 383#83
73Sri Lanka 31.6 3.5% 219 435#79
74Uzbekistan 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.

0 – 5: 15 places5 – 10: 11 places10 – 15: 10 places15 – 20: 7 places20 – 25: 6 places25 – 30: 5 places30 – 35: 4 places35 – 40: 3 places40 – 45: 3 places45 – 50: 2 places50 – 55: 2 places55 – 60: 1 places60 – 65: 1 places65 – 70: 1 places70 – 75: 1 places75 – 80: 0 places80 – 85: 1 places85 – 90: 0 places90 – 95: 0 places95 – 100: 1 places0100

One bar per band of score, counting the rows on this page.

Ranked by volume, 2022–2025

  1. 1 United States 71k works
  2. 2 China 60k works
  3. 3 Japan 20k works
  4. 4 India 17k works
  5. 5 United Kingdom 14k works
  6. 6 Germany 12k works
  7. 7 Italy 12k works
  8. 8 France 8.5k works
  9. 9 Spain 7.9k works
  10. 10 Türkiye 7.5k works
  11. 11 South Korea 7.4k works
  12. 12 Canada 7.1k works