Versions of Nevada Revised Statutes 638.1521 - Practice of veterinary medicine without establishment of veterinarian-client-patient relationship prohibited; exceptions on LawServer 2022 Nevada Revised Statutes 638.1521 – Practice of veterinary medicine without establishment of veterinarian-client-patient relationship prohibited; exceptions 2021 Nevada Revised Statutes 638.1521 – Practice of veterinary medicine without establishment of veterinarian-client-patient relationship prohibited; exceptions