ACKNOWLEDGMENTS

The authors gratefully acknowledge the efforts and expertise of the following co-investigators and collaborators on this research: Dr. Michael Tillson; Dr. William Brawner, Jr.; Dr. Calvin Johnson; Dr. Jennifer Spencer; Dr. Elizabeth Welles; Dr. Patricia Rynders; Dr. Anthony Guarino; Ms. Jennifer Rainey; Ms. Sharron Barney; Ms. Sarah Majors; Ms. Elizabeth Files; Ms. Jamie Butler; Ms. Tracey Land; and Ms. Heather Stockdale. The authors also would like to thank Drs. Tom Nelson and Julie Levy for their review of the concept of HARD.

Byron L. Blagburn, MS, PhD
Department of Pathobiology
College of Veterinary Medicine
Auburn University
Auburn, AL 36849-5519

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