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Top 10 countries for the number of publications on coronary chronic total occlusion.
| Rank | Countries | Articles counts | Percentage |
|---|---|---|---|
| 1 | USA | 1093 | 27.52% |
| 2 | Japan | 577 | 14.53% |
| 3 | People’s R China | 449 | 11.31% |
| 4 | Italy | 415 | 10.45% |
| 5 | South Korea | 362 | 9.12% |
| 6 | Germany | 303 | 7.63% |
| 7 | England | 242 | 6.09% |
| 8 | Netherlands | 218 | 5.49% |
| 9 | Canada | 187 | 4.71% |
| 10 | Spain | 186 | 4.68% |
