How to Use "regurgitation" with Example Sentences

1. Insights into a compensatory mechanism for functional mitral regurgitation .
2. The pharyngolaryngitis is at night esophagus throat regurgitation result .
3. The pathogeny analysis to 762 cardiac valve regurgitation cases .
4. Aortic valve insufficiency , mitral regurgitation 2 .
5. Objectives to analyse pathogeny of aortic regurgitation treated with operation .