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Characteristics of studies included in the review (n = 41)
| Characteristics | n (% of total) |
|---|---|
| Prospective studies | 20 (49%) |
| Retrospective studies | 21 (51%) |
| Stent deployed by fluoroscopic guidance | 13 (32%) |
| Stent deployed by combined endoscopic/fluoroscopic guidance | 28 (68%) |
