Which country is best at Transplantation research?

Top Countries in Transplantation Research

United States ranks first in 2022-now, followed by France and Germany, out of 12 ranked countries.

Quality score: the square root of excellence (the share of works in the world top 10% against what the place's own topics predict, on English-language articles and reviews) times the square root of the journal factor (its papers in the Nature Index's selective journals against what its topics predict), times output to the power 0.3 times breadth (how much of the selected area it works in) to the power 0.25. Floor: 100 fractional works in this field.

Transplantation

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Ranked by research quality, 2022-now

#	Country	Score	Top-10% rate	Works	Citations	All time
1	United States	100.0	10.6%	3.5k	14k	#1
2	France	72.1	13.9%	334	1.6k	#2
3	Germany	55.8	12.0%	336	1.5k	#5
4	United Kingdom	44.2	12.1%	366	1.7k	#4
5	Canada	35.2	12.8%	314	1.6k	#3
6	China	27.9	11.4%	716	3.3k	#10
7	Spain	21.7	10.5%	295	1.1k	#11
8	Australia	16.3	10.6%	210	950	#8
9	Italy	11.6	15.5%	262	1.3k	#14
10	Japan	7.3	5.5%	335	989	#15
11	South Korea	3.5	5.4%	320	763	#16
12	India	0.0	3.5%	367	533	#19

countries ranked worldwide in Transplantation (12). rank on the quality score within the stated pool. The score track runs 0 to 100; the rate track carries no average mark, because the average differs by field (about 6% in Dentistry, 21% in Economics).

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-now

1 United States 4.4k works
2 China 859 works
3 United Kingdom 437 works
4 India 433 works
5 Japan 410 works
6 Germany 402 works
7 France 391 works
8 Canada 378 works
9 South Korea 360 works
10 Spain 352 works
11 Italy 316 works
12 Brazil 245 works