Table 1 Strategy in searching PubMed and Web of Science
From: Anti-cancer effects of Gynostemma pentaphyllum (Thunb.) Makino (Jiaogulan)
Step | Search terms | Citations reviewed | |
|---|---|---|---|
PubMed | Web of Science | ||
1 | Gynostemma pentaphyllum | 280 | 314 |
2 | Jiaogulan | 284 | 22 |
3 | Gypenoside | 137 | 96 |
4 | Constituents | 58,058 | 137,552 |
5 | Composition | 328,924 | 780,071 |
6 | Components | 471,244 | 1,371,871 |
7 | Tumor | 3,285,652 | 983,570 |
8 | Cancer | 3,336,622 | 1,467,455 |
9 | Carcinoma | 797,702 | 521,059 |
10 | 1 or 2 or 3 | 322 | 364 |
11 | 4 or 5 or 6 | 821,820 | 2,163,770 |
12 | 7 or 8 or 9 | 3,699,522 | 2,049,723 |
13 | 10 and 11 | 66 | 109 |
14 | 10 and 12 | 81 | 83 |
15 | 13 or 14 | 130 | 162 |