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Competing Interests

Financial disclosures: none reported.

Author notes

Dr Lewis prepared this manuscript as one of the requirements to earn fellowship in the American Academy of Osteopathy. The Committee on Fellowship in the AAO provided peer reviewing for this article, and it was edited to conform to the AAOJ’s style guidelines.

Because of the length of this manuscript, it has been divided into two parts. The first part was published in the December 2017 issue of the AAOJ.

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