Table 1. Journal coverage of 5-year and 10-year UCSD map of science.
| #Journals | 5-Year Map | 10-Year Map | Difference |
| WoS | 9,499 | 13,520 | 4,021 |
| Scopus | 14,789 | 22,253 | 7,464 |
| WoS & Scopus | 15,849 | 25,258 | 9,409 |
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