Joyce S Knoll Editor & Author

Shelly L. Vaden, DVM, PhD, Diplomate ACVIM is a professor of Internal Medicine for the College of Veterinary Medicine at North Carolina State University.

Joyce S. Knoll, VMD, PhD, DACVP is an associate professor and Clinical Pathology Laboratory Director for the Department of Biomedical Sciences, Cummings School of Veterinary Medicine at Tufts University.

Francis W. K. Smith, Jr., DVM, Diplomate ACVIM (Internal Medicine & Cardiology) is Vice President, VetMed Consultants in Lexington, Massachusetts, USA; and Clinical Assistant Professor, Department of Medicine, Tufts University School of Veterinary Medicine, North Grafton, Massachusetts, USA.

Larry P. Tilley, DVM, Diplomate ACVIM (Internal Medicine) is President of VetMed Consultants and Chief Medical Officer of Dr. Tilley & Associates in Santa Fe, New Mexico, USA.