| Raynaud's phenomenon | |||
| Database and coverage | Search date | Number of references retrieved | With duplicates removed |
| EBM Reviews ‐ CENTRAL (via OVID) | May 19, 2017 | 101 | |
| Ovid Medline(R) 1946‐present | May 19, 2017 | 50 | |
| Ovid Embase Classic + Embase 1947‐present | May 19, 2017 | 104 | |
| Totals | 255 | ||
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