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Table 1 Leading countries by output and average citations per item, 1945-2008

From: Breast cancer research output, 1945-2008: a bibliometric and density-equalizing analysis

  Top countries - output Top countries - average citings per item
Rank Country No. Publications Times Cited Country No. Publications Times Cited Average Citings/Item
1 United States 77,101 2,389,337 Gambia 3 203 67.67
2 UK 18,357 484,550 Kenya 16 651 40.69
3 Germany 12,529 256,883 Costa Rica 19 751 39.53
4 Italy 10,828 227,078 Finland 2,334 82,802 35.48
5 Japan 10,109 205605 Denmark 2,377 78,163 32.88
6 France 9,412 235,248 Switzerland 2,989 95,201 31.85
7 Canada 9,002 266,803 Netherlands 5,594 173,652 31.04
8 Netherlands 5,594 173,652 United States 77,101 2,389,337 30.99
9 Australia 4,531 110,100 Sweden 4,102 125,209 30.52
10 Sweden 4,102 125,209 Canada 9,002 266,803 29.64
11 Spain 3,680 73,845 Norway 1,884 55,816 29.63
12 China 3,593 42,761 Haiti 1 29 29.00
13 Switzerland 2,989 95,201 Philippines 28 772 27.57
14 Belgium 2,636 66,095 Uganda 9 247 27.44
15 Denmark 2,377 78,163 UK 18,357 484,550 26.40
16 Finland 2,334 82,802 South Africa 475 12208 25.70
17 Austria 2,136 38,079 New Zealand 662 16,820 25.41
18 South Korea 2,118 25,614 Israel 2,086 52,416 25.13
19 Israel 2,086 52,416 Belgium 2,636 66,095 25.07
20 Greece 1,947 28,110 Rwanda 1 25 25.00
21 Norway 1,884 55,816 France 9,412 235,248 24.99
22 Taiwan 1,645 23,297 Senegal 6 147 24.50
23 India 1,347 11,437 Australia 4,531 110,100 24.30
24 Poland 1,341 21,408 Panama 11 266 24.18
25 Turkey 1,297 8,240 Botswana 1 24 24.00
26 Brazil 969 10,651 Paraguay 1 24 24.00
27 Russia 968 13,507 Mozambique 1 23 23.00
28 Ireland 876 18,979 Tunisia 103 2,321 22.53
29 Singapore 693 13,607 Colombia 27 606 22.44
30 Argentina 597 11,652 Estonia 62 1,356 21.87