구제역
Aphthovirus (from the Greek -, vesicles in the mouth) is a viral genus of the family "Picornaviridae". Aphthoviruses infect split-hooved animals, and include the causative agent of foot-and-mouth disease, "Foot-and-mouth disease virus" (FMDV). There are seven FMDV serotypes: A, O, C, SAT 1, SAT 2, SAT 3 and Asia 1, and four non-FMDV serotypes belonging to three additional species "Bovine rhinitis A virus" (BRAV), "Bovine rhinitis B virus" (BRBV) and "Equine rhinitis A virus" (ERAV).