Veterinaria

Gary Landsberg, Lisa Radosta, Lowell Ackerman

Charlène Letenneur

Mark S. Thompson

Clifford R. Berry, Nathan C. Nelson, Matthew D. Winter

Andrea Vercelli

Amanda M. Shelby e Carolyn M. McKune

Michael Schaer - Frédéric Gaschen - Stuart Walton

L. P. Tilley, F. W. K. Smith, Jr., M. M. Sleeper e B. M. Brainard

Gregory R. Lisciandro

Felix Michael Duerr

Kimberly S. Coyner

Merighi

a cura di Horst Erich König, Hans-Georg Liebich

David J. Maggs - Paul E. Miller - Ron Ofri

Saunders - Baljit Singh