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Author to whom correspondence should be addressed: E-Mail: hunter@radiology.arizona.edu; Tel.: +1-520-626-6794; Fax: +1-520-626-2643.
Tim B. Hunter prepared the initial draft of the manuscript, and Elizabeth A. Krupinski evaluated and supplemented the complete manuscript with corrections, additions, and a full reference review. Both authors take responsibility for the manuscript.
The authors thank Angel Holtrust, Administrative Associate, Arizona Telemedicine Program, for her extensive help with manuscript formatting and submission.
The authors declare no conflict of interest.
© 2014 by the authors; licensee MDPI, Basel, Switzerland.