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Bibliometric indicators of production and impact according to type of collaboration on gut microbiota and Parkinson disease.
| Collaboration | % | Documents | Citations | Citations per document | FWCI |
|---|---|---|---|---|---|
| International | 21.4 | 126 | 11249 | 89.3 | 8.5 |
| Only national | 31.9 | 188 | 6747 | 35.9 | 3.0 |
| Only institutional | 31.2 | 184 | 5433 | 29.5 | 2.3 |
| Single authorship (no collaboration) | 15.4 | 91 | 1318 | 14.5 | 1.4 |
FWCI: field-weighted citation impact.
