Previous human infections occurred in workers on farms. But community transmission of the virus remains unlikely for now, experts said. Previous human infections occurred in workers on farms. But community transmission of the virus remains unlikely for now, experts said. your-feed-science, Avian Influenza, Disease Rates, Tests (Medical), Agriculture and Farming, Dairy Products, Livestock, Cattle, Viruses, Livestock Diseases, Influenza, Animals NYT > Science