Table 1.
Search strategy sample used in PubMed.
| Number | Search terms |
| 1 | Carcinoma, Non-Small-Cell Lung |
| 2 | Carcinoma, Non Small Cell Lung |
| 3 | Carcinomas, Non-Small-Cell Lung |
| 4 | Lung Carcinoma, Non-Small-Cell |
| 5 | Lung Carcinomas, Non-Small-Cell |
| 6 | Non-Small-Cell Lung Carcinomas |
| 7 | Nonsmall Cell Lung Cancer |
| 8 | Non-Small-Cell Lung Carcinoma |
| 9 | Non Small Cell Lung Carcinoma |
| 10 | Carcinoma, Non-Small Cell Lung |
| 11 | Non-Small Cell Lung Cancer |
| 12 | 1 OR 2 OR 3 OR 4 OR 5 OR 6 OR 7 OR 8 OR 9 OR 10 OR 11 |
| 13 | Traditional Chinese medicine |
| 14 | Chinese medicine |
| 15 | Chinese herbal medicine |
| 16 | Proprietary Chinese medicine |
| 17 | 13 OR 14 OR 15 OR 16 |
| 18 | chemotherapy |
| 19 | chemotherapies |
| 20 | chemotherapeutic |
| 21 | 18 OR 19 OR 20 |
| 22 | Randomized controlled trial |
| 23 | controlled clinical trial |
| 24 | randomized |
| 25 | controlled |
| 26 | trial |
| 27 | random |
| 28 | placebo |
| 29 | 22 OR 23 OR 24 OR 25 OR 26 OR 27 OR 28 |
| 30 | 12 AND 17 AND 21 AND 29 |