| Study | Reason for exclusion |
|---|---|
| Gutschow 2009 | Not a randomised controlled trial |
| Lundell 2000 | Open anti‐reflux surgery |
| Lundell 2007 | Open anti‐reflux surgery |
| Lundell 2009 | Open anti‐reflux surgery |
| Rantanen 2013 | Not a randomised controlled trial |
| Spechler 2001 | Open anti‐reflux surgery |
| Trad 2013 | Transoral anti‐reflux surgery |
| Trad 2014 | Transoral anti‐reflux surgery |
| Witteman 2013 | Transoral anti‐reflux surgery |
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