Systematical reviews and meta-analyses
The characteristics of the systematic review. Distinctions between systematic reviews and literature reviews. Possibilities and restrictions of systematic reviews. The concept of the metaanalysis. Problems which can arise at metaanalysis carrying out.
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The percent time pH is less than 4 in the distal esophagus, termed the acid exposure time - the most relevant and reliable parameter on ambulatory reflux monitoring. Heartburn like a separate entity that warrants a multimodal management distinct.
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