Universal Flu Vaccine - A vaccine that is effective against all forms of the influenza virus.⏎
Species - One of the most basic units of biological classification, ranking just below the genus and comprising individuals or populations capable of interbreeding.⏎
Urogenital Disease - Disease of the organs involved in the excretion of fluids and reproduction.⏎
Virus - An infectious agent that is only capable of replicating itself inside the living cells of other organisms.⏎
Skin Lesion - Any abnormal tissue on the skin caused by injury or disease.⏎