Footnotes

• Contributors MST developed the written part of this manuscript and made any necessary changes on review. ATS implemented the idea of the app review and also provided insight into editing the text and layout of the manuscript. VJD provided insight into editing of the manuscript and also provided ideas and information with respect to clinical implications and uses of the application. All authors contributed equally to the development of this review.

• Competing interests None declared.

• Provenance and peer review Not commissioned; externally peer reviewed.