Table 1.
Search strategy in PubMed database.
| Number | Search terms |
| #1 | Ovarian meoplasms [MeSH] |
| #2 | Ovarian carcinoma [title/abstract] |
| #3 | Cancer of ovary [title/abstract] |
| #4 | Ovarian cancer [title/abstract] |
| #5 | Cancer of the ovary [title/abstract] |
| #6 | Neoplasms, ovarian [title/abstract] |
| #7 | Ovary cancer [title/abstract] |
| #8 | Ovary neoplasms [title/abstract] |
| #9 | Cancer, ovarian [title/abstract] |
| #10 | Cancer, ovary [title/abstract] |
| #11 | Cancers, ovarian [title/abstract] |
| #12 | Cancers, ovary [title/abstract] |
| #13 | Neoplasm, ovarian [title/abstract] |
| #14 | Neoplasm, ovary [title/abstract] |
| #15 | Neoplasms, ovary [title/abstract] |
| #16 | Ovarian cancers [title/abstract] |
| #17 | Ovarian neoplasm [title/abstract] |
| #18 | Ovary cancers [title/abstract] |
| #19 | Ovary neoplasm [title/abstract] |
| #20 | OR/1–19 |
| #21 | Chinese herbal injections [title/abstract] |
| #22 | Traditional Chinese medicine injections [title/abstract] |
| #23 | Traditional Chinese medicine [title/abstract] |
| #24 | OR/21-23 |
| #25 | Randomized controlled trial [MeSH] |
| #26 | Controlled trial [title/abstract] |
| #27 | Random∗ [title/abstract] |
| #28 | Controlled clinical trial [title/abstract] |
| #29 | Clinical trial [title/abstract] |
| #30 | OR/25–29 |
| #31 | #20 and #24 and #30 |