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Search strategy sample of PubMed.
| Number | Searches |
| #1 | Gastrointestinal Microbiomes (MeSh) |
| #2 | Microbiome, Gastrointestinal (ti,ab) |
| #3 | Gut Microbiome (ti,ab) |
| #4 | Gut Microbiomes (ti,ab) |
| #5 | Microbiome, Gut (ti,ab) |
| #6 | or#1–5 |
| #7 | Shenqi compound prescription (MeSh) |
| #8 | Shenqi compound prescription (ti,ab) |
| #9 | Shenqi compound (ti,ab) |
| #10 | TCM (ti,ab) |
| #11 | or# 6–10 |
| #12 | Randomized Controlled Trial (MeSh) |
| #13 | Randomized Controlled Trial (ti,ab) |
| #14 | RCT (ti,ab) |
| #15 | #12–14 |
| #16 | #6and #11and #15 |
