Figure 4
From: Intravenous immunoglobulin for postpolio syndrome: a systematic review and meta-analysis
![Figure 4](http://media.springernature.com/full/springer-static/image/art%3A10.1186%2Fs12883-015-0301-9/MediaObjects/12883_2015_301_Fig4_HTML.gif)
Forest plot of IVIg treatment compared with a placebo. Outcome: Changes of muscle strength, Nm.
From: Intravenous immunoglobulin for postpolio syndrome: a systematic review and meta-analysis
Forest plot of IVIg treatment compared with a placebo. Outcome: Changes of muscle strength, Nm.