title: Horserace Betting Levy Board recommendation for the 1993 covering season. Common code of practice for equine viral arteritis.
mesh_terms: D000818:Animals; D018174:Arterivirus Infections / Q000517:prevention & control / Q000662:veterinary*; D001947:Breeding; D007240:Equartevirus; D005260:Female; D006734:Horse Diseases / Q000517:prevention & control*; D006736:Horses; D008297:Male; D013177:Sports / Q000592:standards; D006113:United Kingdom